Home / 113,503.48-156,638.41-62,519.04

Finding the Fourth Proportional to 113,503.48, 156,638.41 and 62,519.04

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Solution

The fourth proportional to 113,503.48, 156,638.41 and 62,519.04 is: 86,278.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,503.48 : 156,638.41 = 62,519.04 : x
  2. Step 2: Convert to fraction form
    113,503.48/156,638.41 = 62,519.04/x
  3. Step 3: Cross multiply
    113,503.48x = 156,638.41 × 62,519.04
  4. Step 4: Simplify right side
    113,503.48x = 9,792,882,864.03
  5. Step 5: Solve for x
    x = 9,792,882,864.03/113,503.48
  6. Step 6: Final answer
    x = 86,278.26

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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.