Home / 132,395.49-182,698.14-71,965.83

Finding the Fourth Proportional to 132,395.49, 182,698.14 and 71,965.83

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Solution

The fourth proportional to 132,395.49, 182,698.14 and 71,965.83 is: 99,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,395.49 : 182,698.14 = 71,965.83 : x
  2. Step 2: Convert to fraction form
    132,395.49/182,698.14 = 71,965.83/x
  3. Step 3: Cross multiply
    132,395.49x = 182,698.14 × 71,965.83
  4. Step 4: Simplify right side
    132,395.49x = 13,148,023,284.56
  5. Step 5: Solve for x
    x = 13,148,023,284.56/132,395.49
  6. Step 6: Final answer
    x = 99,308.69

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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.