Home / 132,221.16-182,397.62-84,424.28

Finding the Fourth Proportional to 132,221.16, 182,397.62 and 84,424.28

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Solution

The fourth proportional to 132,221.16, 182,397.62 and 84,424.28 is: 116,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,221.16 : 182,397.62 = 84,424.28 : x
  2. Step 2: Convert to fraction form
    132,221.16/182,397.62 = 84,424.28/x
  3. Step 3: Cross multiply
    132,221.16x = 182,397.62 × 84,424.28
  4. Step 4: Simplify right side
    132,221.16x = 15,398,787,041.29
  5. Step 5: Solve for x
    x = 15,398,787,041.29/132,221.16
  6. Step 6: Final answer
    x = 116,462.35

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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.