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Finding the Fourth Proportional to 95,332.64, 142,946.16 and 42,792.48

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Solution

The fourth proportional to 95,332.64, 142,946.16 and 42,792.48 is: 64,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,332.64 : 142,946.16 = 42,792.48 : x
  2. Step 2: Convert to fraction form
    95,332.64/142,946.16 = 42,792.48/x
  3. Step 3: Cross multiply
    95,332.64x = 142,946.16 × 42,792.48
  4. Step 4: Simplify right side
    95,332.64x = 6,117,020,692.88
  5. Step 5: Solve for x
    x = 6,117,020,692.88/95,332.64
  6. Step 6: Final answer
    x = 64,165.02

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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.