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Finding the Fourth Proportional to 106,564.60, 160,127.70 and 59,217.40

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Solution

The fourth proportional to 106,564.60, 160,127.70 and 59,217.40 is: 88,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,564.60 : 160,127.70 = 59,217.40 : x
  2. Step 2: Convert to fraction form
    106,564.60/160,127.70 = 59,217.40/x
  3. Step 3: Cross multiply
    106,564.60x = 160,127.70 × 59,217.40
  4. Step 4: Simplify right side
    106,564.60x = 9,482,346,061.98
  5. Step 5: Solve for x
    x = 9,482,346,061.98/106,564.60
  6. Step 6: Final answer
    x = 88,982.14

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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.