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Finding the Fourth Proportional to 65,598.04, 98,397 and 28,133.92

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Solution

The fourth proportional to 65,598.04, 98,397 and 28,133.92 is: 42,200.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,598.04 : 98,397 = 28,133.92 : x
  2. Step 2: Convert to fraction form
    65,598.04/98,397 = 28,133.92/x
  3. Step 3: Cross multiply
    65,598.04x = 98,397 × 28,133.92
  4. Step 4: Simplify right side
    65,598.04x = 2,768,293,326.24
  5. Step 5: Solve for x
    x = 2,768,293,326.24/65,598.04
  6. Step 6: Final answer
    x = 42,200.85

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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.