Home / 71,753.10-99,031.59-44,906.46

Finding the Fourth Proportional to 71,753.10, 99,031.59 and 44,906.46

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Solution

The fourth proportional to 71,753.10, 99,031.59 and 44,906.46 is: 61,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,753.10 : 99,031.59 = 44,906.46 : x
  2. Step 2: Convert to fraction form
    71,753.10/99,031.59 = 44,906.46/x
  3. Step 3: Cross multiply
    71,753.10x = 99,031.59 × 44,906.46
  4. Step 4: Simplify right side
    71,753.10x = 4,447,158,135.07
  5. Step 5: Solve for x
    x = 4,447,158,135.07/71,753.10
  6. Step 6: Final answer
    x = 61,978.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.