Home / 63,935.11-88,239-36,721.90

Finding the Fourth Proportional to 63,935.11, 88,239 and 36,721.90

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Solution

The fourth proportional to 63,935.11, 88,239 and 36,721.90 is: 50,681.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,935.11 : 88,239 = 36,721.90 : x
  2. Step 2: Convert to fraction form
    63,935.11/88,239 = 36,721.90/x
  3. Step 3: Cross multiply
    63,935.11x = 88,239 × 36,721.90
  4. Step 4: Simplify right side
    63,935.11x = 3,240,303,734.10
  5. Step 5: Solve for x
    x = 3,240,303,734.10/63,935.11
  6. Step 6: Final answer
    x = 50,681.13

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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.