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Finding the Fourth Proportional to 143,188.62, 214,700.63 and 59,006.90

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Solution

The fourth proportional to 143,188.62, 214,700.63 and 59,006.90 is: 88,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,188.62 : 214,700.63 = 59,006.90 : x
  2. Step 2: Convert to fraction form
    143,188.62/214,700.63 = 59,006.90/x
  3. Step 3: Cross multiply
    143,188.62x = 214,700.63 × 59,006.90
  4. Step 4: Simplify right side
    143,188.62x = 12,668,817,235.81
  5. Step 5: Solve for x
    x = 12,668,817,235.81/143,188.62
  6. Step 6: Final answer
    x = 88,476.43

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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.