Home / 88,053.28-132,079.46-21,493.76

Finding the Fourth Proportional to 88,053.28, 132,079.46 and 21,493.76

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Solution

The fourth proportional to 88,053.28, 132,079.46 and 21,493.76 is: 32,240.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,053.28 : 132,079.46 = 21,493.76 : x
  2. Step 2: Convert to fraction form
    88,053.28/132,079.46 = 21,493.76/x
  3. Step 3: Cross multiply
    88,053.28x = 132,079.46 × 21,493.76
  4. Step 4: Simplify right side
    88,053.28x = 2,838,883,567.21
  5. Step 5: Solve for x
    x = 2,838,883,567.21/88,053.28
  6. Step 6: Final answer
    x = 32,240.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.