Home / 45,695.34-68,508.27-31,617.95

Finding the Fourth Proportional to 45,695.34, 68,508.27 and 31,617.95

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Solution

The fourth proportional to 45,695.34, 68,508.27 and 31,617.95 is: 47,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,695.34 : 68,508.27 = 31,617.95 : x
  2. Step 2: Convert to fraction form
    45,695.34/68,508.27 = 31,617.95/x
  3. Step 3: Cross multiply
    45,695.34x = 68,508.27 × 31,617.95
  4. Step 4: Simplify right side
    45,695.34x = 2,166,090,712.91
  5. Step 5: Solve for x
    x = 2,166,090,712.91/45,695.34
  6. Step 6: Final answer
    x = 47,402.88

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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.