Home / 47,886.27-71,892.89-40,911.11

Finding the Fourth Proportional to 47,886.27, 71,892.89 and 40,911.11

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Solution

The fourth proportional to 47,886.27, 71,892.89 and 40,911.11 is: 61,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,886.27 : 71,892.89 = 40,911.11 : x
  2. Step 2: Convert to fraction form
    47,886.27/71,892.89 = 40,911.11/x
  3. Step 3: Cross multiply
    47,886.27x = 71,892.89 × 40,911.11
  4. Step 4: Simplify right side
    47,886.27x = 2,941,217,931.01
  5. Step 5: Solve for x
    x = 2,941,217,931.01/47,886.27
  6. Step 6: Final answer
    x = 61,420.90

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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.