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Finding the Fourth Proportional to 143,484.97, 215,269.49 and 59,249.93

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Solution

The fourth proportional to 143,484.97, 215,269.49 and 59,249.93 is: 88,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,484.97 : 215,269.49 = 59,249.93 : x
  2. Step 2: Convert to fraction form
    143,484.97/215,269.49 = 59,249.93/x
  3. Step 3: Cross multiply
    143,484.97x = 215,269.49 × 59,249.93
  4. Step 4: Simplify right side
    143,484.97x = 12,754,702,079.70
  5. Step 5: Solve for x
    x = 12,754,702,079.70/143,484.97
  6. Step 6: Final answer
    x = 88,892.25

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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.