Home / 93,501.24-140,253.10-31,171.76

Finding the Fourth Proportional to 93,501.24, 140,253.10 and 31,171.76

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Solution

The fourth proportional to 93,501.24, 140,253.10 and 31,171.76 is: 46,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,501.24 : 140,253.10 = 31,171.76 : x
  2. Step 2: Convert to fraction form
    93,501.24/140,253.10 = 31,171.76/x
  3. Step 3: Cross multiply
    93,501.24x = 140,253.10 × 31,171.76
  4. Step 4: Simplify right side
    93,501.24x = 4,371,935,972.46
  5. Step 5: Solve for x
    x = 4,371,935,972.46/93,501.24
  6. Step 6: Final answer
    x = 46,758.05

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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.