Home / 132,099.19-182,296.88-75,511.78

Finding the Fourth Proportional to 132,099.19, 182,296.88 and 75,511.78

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Solution

The fourth proportional to 132,099.19, 182,296.88 and 75,511.78 is: 104,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,099.19 : 182,296.88 = 75,511.78 : x
  2. Step 2: Convert to fraction form
    132,099.19/182,296.88 = 75,511.78/x
  3. Step 3: Cross multiply
    132,099.19x = 182,296.88 × 75,511.78
  4. Step 4: Simplify right side
    132,099.19x = 13,765,561,347.11
  5. Step 5: Solve for x
    x = 13,765,561,347.11/132,099.19
  6. Step 6: Final answer
    x = 104,206.25

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1.5x scale

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.