Home / 66,499.76-91,773.18-38,207.27

Finding the Fourth Proportional to 66,499.76, 91,773.18 and 38,207.27

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Solution

The fourth proportional to 66,499.76, 91,773.18 and 38,207.27 is: 52,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,499.76 : 91,773.18 = 38,207.27 : x
  2. Step 2: Convert to fraction form
    66,499.76/91,773.18 = 38,207.27/x
  3. Step 3: Cross multiply
    66,499.76x = 91,773.18 × 38,207.27
  4. Step 4: Simplify right side
    66,499.76x = 3,506,402,208.15
  5. Step 5: Solve for x
    x = 3,506,402,208.15/66,499.76
  6. Step 6: Final answer
    x = 52,728.05

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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.