Home / 124,130.58-186,225.04-35,385.36

Finding the Fourth Proportional to 124,130.58, 186,225.04 and 35,385.36

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Solution

The fourth proportional to 124,130.58, 186,225.04 and 35,385.36 is: 53,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,130.58 : 186,225.04 = 35,385.36 : x
  2. Step 2: Convert to fraction form
    124,130.58/186,225.04 = 35,385.36/x
  3. Step 3: Cross multiply
    124,130.58x = 186,225.04 × 35,385.36
  4. Step 4: Simplify right side
    124,130.58x = 6,589,640,081.41
  5. Step 5: Solve for x
    x = 6,589,640,081.41/124,130.58
  6. Step 6: Final answer
    x = 53,086.36

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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.