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Finding the Fourth Proportional to 93,062.62, 139,580.75 and 29,874.42

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Solution

The fourth proportional to 93,062.62, 139,580.75 and 29,874.42 is: 44,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,062.62 : 139,580.75 = 29,874.42 : x
  2. Step 2: Convert to fraction form
    93,062.62/139,580.75 = 29,874.42/x
  3. Step 3: Cross multiply
    93,062.62x = 139,580.75 × 29,874.42
  4. Step 4: Simplify right side
    93,062.62x = 4,169,893,866.56
  5. Step 5: Solve for x
    x = 4,169,893,866.56/93,062.62
  6. Step 6: Final answer
    x = 44,807.40

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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.