Home / 65,553.61-98,330.47-28,089.38

Finding the Fourth Proportional to 65,553.61, 98,330.47 and 28,089.38

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Solution

The fourth proportional to 65,553.61, 98,330.47 and 28,089.38 is: 42,134.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,553.61 : 98,330.47 = 28,089.38 : x
  2. Step 2: Convert to fraction form
    65,553.61/98,330.47 = 28,089.38/x
  3. Step 3: Cross multiply
    65,553.61x = 98,330.47 × 28,089.38
  4. Step 4: Simplify right side
    65,553.61x = 2,762,041,375.53
  5. Step 5: Solve for x
    x = 2,762,041,375.53/65,553.61
  6. Step 6: Final answer
    x = 42,134.09

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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.