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Finding the Fourth Proportional to 93,134.38, 139,706.74 and 26,569.38

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Solution

The fourth proportional to 93,134.38, 139,706.74 and 26,569.38 is: 39,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,134.38 : 139,706.74 = 26,569.38 : x
  2. Step 2: Convert to fraction form
    93,134.38/139,706.74 = 26,569.38/x
  3. Step 3: Cross multiply
    93,134.38x = 139,706.74 × 26,569.38
  4. Step 4: Simplify right side
    93,134.38x = 3,711,921,463.62
  5. Step 5: Solve for x
    x = 3,711,921,463.62/93,134.38
  6. Step 6: Final answer
    x = 39,855.54

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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.