Home / 104,118.20-143,925.24-92,898.90

Finding the Fourth Proportional to 104,118.20, 143,925.24 and 92,898.90

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Solution

The fourth proportional to 104,118.20, 143,925.24 and 92,898.90 is: 128,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,118.20 : 143,925.24 = 92,898.90 : x
  2. Step 2: Convert to fraction form
    104,118.20/143,925.24 = 92,898.90/x
  3. Step 3: Cross multiply
    104,118.20x = 143,925.24 × 92,898.90
  4. Step 4: Simplify right side
    104,118.20x = 13,370,496,478.24
  5. Step 5: Solve for x
    x = 13,370,496,478.24/104,118.20
  6. Step 6: Final answer
    x = 128,416.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.