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Finding the Fourth Proportional to 95,287.50, 142,931.25 and 39,883.50

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Solution

The fourth proportional to 95,287.50, 142,931.25 and 39,883.50 is: 59,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,287.50 : 142,931.25 = 39,883.50 : x
  2. Step 2: Convert to fraction form
    95,287.50/142,931.25 = 39,883.50/x
  3. Step 3: Cross multiply
    95,287.50x = 142,931.25 × 39,883.50
  4. Step 4: Simplify right side
    95,287.50x = 5,700,598,509.38
  5. Step 5: Solve for x
    x = 5,700,598,509.38/95,287.50
  6. Step 6: Final answer
    x = 59,825.25

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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.