Home / 132,901.60-183,030.96-129,998.56

Finding the Fourth Proportional to 132,901.60, 183,030.96 and 129,998.56

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Solution

The fourth proportional to 132,901.60, 183,030.96 and 129,998.56 is: 179,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,901.60 : 183,030.96 = 129,998.56 : x
  2. Step 2: Convert to fraction form
    132,901.60/183,030.96 = 129,998.56/x
  3. Step 3: Cross multiply
    132,901.60x = 183,030.96 × 129,998.56
  4. Step 4: Simplify right side
    132,901.60x = 23,793,761,235.42
  5. Step 5: Solve for x
    x = 23,793,761,235.42/132,901.60
  6. Step 6: Final answer
    x = 179,032.92

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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.