Home / 88,289.91-132,360.21-38,332.22

Finding the Fourth Proportional to 88,289.91, 132,360.21 and 38,332.22

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Solution

The fourth proportional to 88,289.91, 132,360.21 and 38,332.22 is: 57,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,289.91 : 132,360.21 = 38,332.22 : x
  2. Step 2: Convert to fraction form
    88,289.91/132,360.21 = 38,332.22/x
  3. Step 3: Cross multiply
    88,289.91x = 132,360.21 × 38,332.22
  4. Step 4: Simplify right side
    88,289.91x = 5,073,660,027.17
  5. Step 5: Solve for x
    x = 5,073,660,027.17/88,289.91
  6. Step 6: Final answer
    x = 57,465.91

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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.