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Finding the Fourth Proportional to 95,416.88, 142,966.04 and 42,029.32

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Solution

The fourth proportional to 95,416.88, 142,966.04 and 42,029.32 is: 62,973.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,416.88 : 142,966.04 = 42,029.32 : x
  2. Step 2: Convert to fraction form
    95,416.88/142,966.04 = 42,029.32/x
  3. Step 3: Cross multiply
    95,416.88x = 142,966.04 × 42,029.32
  4. Step 4: Simplify right side
    95,416.88x = 6,008,765,444.29
  5. Step 5: Solve for x
    x = 6,008,765,444.29/95,416.88
  6. Step 6: Final answer
    x = 62,973.82

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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.