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Finding the Fourth Proportional to 73,508.48, 101,332.32 and 45,192.32

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Solution

The fourth proportional to 73,508.48, 101,332.32 and 45,192.32 is: 62,298.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,508.48 : 101,332.32 = 45,192.32 : x
  2. Step 2: Convert to fraction form
    73,508.48/101,332.32 = 45,192.32/x
  3. Step 3: Cross multiply
    73,508.48x = 101,332.32 × 45,192.32
  4. Step 4: Simplify right side
    73,508.48x = 4,579,442,631.78
  5. Step 5: Solve for x
    x = 4,579,442,631.78/73,508.48
  6. Step 6: Final answer
    x = 62,298.15

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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.