Home / 73,930.10-101,917.32-52,672.46

Finding the Fourth Proportional to 73,930.10, 101,917.32 and 52,672.46

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Solution

The fourth proportional to 73,930.10, 101,917.32 and 52,672.46 is: 72,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,930.10 : 101,917.32 = 52,672.46 : x
  2. Step 2: Convert to fraction form
    73,930.10/101,917.32 = 52,672.46/x
  3. Step 3: Cross multiply
    73,930.10x = 101,917.32 × 52,672.46
  4. Step 4: Simplify right side
    73,930.10x = 5,368,235,451.42
  5. Step 5: Solve for x
    x = 5,368,235,451.42/73,930.10
  6. Step 6: Final answer
    x = 72,612.32

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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.