Home / 132,154.61-198,315.30-56,253.03

Finding the Fourth Proportional to 132,154.61, 198,315.30 and 56,253.03

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Solution

The fourth proportional to 132,154.61, 198,315.30 and 56,253.03 is: 84,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,154.61 : 198,315.30 = 56,253.03 : x
  2. Step 2: Convert to fraction form
    132,154.61/198,315.30 = 56,253.03/x
  3. Step 3: Cross multiply
    132,154.61x = 198,315.30 × 56,253.03
  4. Step 4: Simplify right side
    132,154.61x = 11,155,836,874.98
  5. Step 5: Solve for x
    x = 11,155,836,874.98/132,154.61
  6. Step 6: Final answer
    x = 84,415.04

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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.