Home / 74,084.13-102,229.64-43,463.40

Finding the Fourth Proportional to 74,084.13, 102,229.64 and 43,463.40

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Solution

The fourth proportional to 74,084.13, 102,229.64 and 43,463.40 is: 59,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,084.13 : 102,229.64 = 43,463.40 : x
  2. Step 2: Convert to fraction form
    74,084.13/102,229.64 = 43,463.40/x
  3. Step 3: Cross multiply
    74,084.13x = 102,229.64 × 43,463.40
  4. Step 4: Simplify right side
    74,084.13x = 4,443,247,843.83
  5. Step 5: Solve for x
    x = 4,443,247,843.83/74,084.13
  6. Step 6: Final answer
    x = 59,975.70

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1.5x scale

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.