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Finding the Fourth Proportional to 114,458.40, 171,687.60 and 97,545.60

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Solution

The fourth proportional to 114,458.40, 171,687.60 and 97,545.60 is: 146,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,458.40 : 171,687.60 = 97,545.60 : x
  2. Step 2: Convert to fraction form
    114,458.40/171,687.60 = 97,545.60/x
  3. Step 3: Cross multiply
    114,458.40x = 171,687.60 × 97,545.60
  4. Step 4: Simplify right side
    114,458.40x = 16,747,369,954.56
  5. Step 5: Solve for x
    x = 16,747,369,954.56/114,458.40
  6. Step 6: Final answer
    x = 146,318.40

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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.