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Finding the Fourth Proportional to 95,287.44, 142,901.88 and 65,894.16

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Solution

The fourth proportional to 95,287.44, 142,901.88 and 65,894.16 is: 98,820.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,287.44 : 142,901.88 = 65,894.16 : x
  2. Step 2: Convert to fraction form
    95,287.44/142,901.88 = 65,894.16/x
  3. Step 3: Cross multiply
    95,287.44x = 142,901.88 × 65,894.16
  4. Step 4: Simplify right side
    95,287.44x = 9,416,399,345.02
  5. Step 5: Solve for x
    x = 9,416,399,345.02/95,287.44
  6. Step 6: Final answer
    x = 98,820.99

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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.