Home / 152,122.32-228,237.92-67,875.04

Finding the Fourth Proportional to 152,122.32, 228,237.92 and 67,875.04

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Solution

The fourth proportional to 152,122.32, 228,237.92 and 67,875.04 is: 101,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,122.32 : 228,237.92 = 67,875.04 : x
  2. Step 2: Convert to fraction form
    152,122.32/228,237.92 = 67,875.04/x
  3. Step 3: Cross multiply
    152,122.32x = 228,237.92 × 67,875.04
  4. Step 4: Simplify right side
    152,122.32x = 15,491,657,949.52
  5. Step 5: Solve for x
    x = 15,491,657,949.52/152,122.32
  6. Step 6: Final answer
    x = 101,836.85

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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.