Home / 63,395.80-95,088.20-38,428.49

Finding the Fourth Proportional to 63,395.80, 95,088.20 and 38,428.49

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Solution

The fourth proportional to 63,395.80, 95,088.20 and 38,428.49 is: 57,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,395.80 : 95,088.20 = 38,428.49 : x
  2. Step 2: Convert to fraction form
    63,395.80/95,088.20 = 38,428.49/x
  3. Step 3: Cross multiply
    63,395.80x = 95,088.20 × 38,428.49
  4. Step 4: Simplify right side
    63,395.80x = 3,654,095,988.40
  5. Step 5: Solve for x
    x = 3,654,095,988.40/63,395.80
  6. Step 6: Final answer
    x = 57,639.40

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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.