Home / 124,307.56-171,549.68-67,722.04

Finding the Fourth Proportional to 124,307.56, 171,549.68 and 67,722.04

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Solution

The fourth proportional to 124,307.56, 171,549.68 and 67,722.04 is: 93,459.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,307.56 : 171,549.68 = 67,722.04 : x
  2. Step 2: Convert to fraction form
    124,307.56/171,549.68 = 67,722.04/x
  3. Step 3: Cross multiply
    124,307.56x = 171,549.68 × 67,722.04
  4. Step 4: Simplify right side
    124,307.56x = 11,617,694,290.95
  5. Step 5: Solve for x
    x = 11,617,694,290.95/124,307.56
  6. Step 6: Final answer
    x = 93,459.27

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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.