Home / 115,434,976.58-173,153,585.88-92,348,558.30

Finding the Fourth Proportional to 115,434,976.58, 173,153,585.88 and 92,348,558.30

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Solution

The fourth proportional to 115,434,976.58, 173,153,585.88 and 92,348,558.30 is: 138,523,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,434,976.58 : 173,153,585.88 = 92,348,558.30 : x
  2. Step 2: Convert to fraction form
    115,434,976.58/173,153,585.88 = 92,348,558.30/x
  3. Step 3: Cross multiply
    115,434,976.58x = 173,153,585.88 × 92,348,558.30
  4. Step 4: Simplify right side
    115,434,976.58x = 15,990,484,020,493,236
  5. Step 5: Solve for x
    x = 15,990,484,020,493,236/115,434,976.58
  6. Step 6: Final answer
    x = 138,523,734.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.