Home / 60,755.04-91,131.78-20,773.62

Finding the Fourth Proportional to 60,755.04, 91,131.78 and 20,773.62

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Solution

The fourth proportional to 60,755.04, 91,131.78 and 20,773.62 is: 31,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,755.04 : 91,131.78 = 20,773.62 : x
  2. Step 2: Convert to fraction form
    60,755.04/91,131.78 = 20,773.62/x
  3. Step 3: Cross multiply
    60,755.04x = 91,131.78 × 20,773.62
  4. Step 4: Simplify right side
    60,755.04x = 1,893,136,967.64
  5. Step 5: Solve for x
    x = 1,893,136,967.64/60,755.04
  6. Step 6: Final answer
    x = 31,160.16

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1.5x scale

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.