Home / 288,236.94-432,367.83-88,565.10

Finding the Fourth Proportional to 288,236.94, 432,367.83 and 88,565.10

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Solution

The fourth proportional to 288,236.94, 432,367.83 and 88,565.10 is: 132,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,236.94 : 432,367.83 = 88,565.10 : x
  2. Step 2: Convert to fraction form
    288,236.94/432,367.83 = 88,565.10/x
  3. Step 3: Cross multiply
    288,236.94x = 432,367.83 × 88,565.10
  4. Step 4: Simplify right side
    288,236.94x = 38,292,700,100.73
  5. Step 5: Solve for x
    x = 38,292,700,100.73/288,236.94
  6. Step 6: Final answer
    x = 132,851.47

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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.