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Finding the Fourth Proportional to 95,671.68, 143,538.28 and 29,124.69

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Solution

The fourth proportional to 95,671.68, 143,538.28 and 29,124.69 is: 43,696.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,671.68 : 143,538.28 = 29,124.69 : x
  2. Step 2: Convert to fraction form
    95,671.68/143,538.28 = 29,124.69/x
  3. Step 3: Cross multiply
    95,671.68x = 143,538.28 × 29,124.69
  4. Step 4: Simplify right side
    95,671.68x = 4,180,507,700.75
  5. Step 5: Solve for x
    x = 4,180,507,700.75/95,671.68
  6. Step 6: Final answer
    x = 43,696.40

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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.