Home / 161,348.78-242,013.92-61,519.05

Finding the Fourth Proportional to 161,348.78, 242,013.92 and 61,519.05

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Solution

The fourth proportional to 161,348.78, 242,013.92 and 61,519.05 is: 92,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,348.78 : 242,013.92 = 61,519.05 : x
  2. Step 2: Convert to fraction form
    161,348.78/242,013.92 = 61,519.05/x
  3. Step 3: Cross multiply
    161,348.78x = 242,013.92 × 61,519.05
  4. Step 4: Simplify right side
    161,348.78x = 14,888,466,137.58
  5. Step 5: Solve for x
    x = 14,888,466,137.58/161,348.78
  6. Step 6: Final answer
    x = 92,275.04

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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.