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Finding the Fourth Proportional to 93,871.54, 140,807.30 and 62,343.18

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Solution

The fourth proportional to 93,871.54, 140,807.30 and 62,343.18 is: 93,514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,871.54 : 140,807.30 = 62,343.18 : x
  2. Step 2: Convert to fraction form
    93,871.54/140,807.30 = 62,343.18/x
  3. Step 3: Cross multiply
    93,871.54x = 140,807.30 × 62,343.18
  4. Step 4: Simplify right side
    93,871.54x = 8,778,374,849.21
  5. Step 5: Solve for x
    x = 8,778,374,849.21/93,871.54
  6. Step 6: Final answer
    x = 93,514.76

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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.