Home / 172,513.10-258,793.95-60,176.94

Finding the Fourth Proportional to 172,513.10, 258,793.95 and 60,176.94

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Solution

The fourth proportional to 172,513.10, 258,793.95 and 60,176.94 is: 90,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,513.10 : 258,793.95 = 60,176.94 : x
  2. Step 2: Convert to fraction form
    172,513.10/258,793.95 = 60,176.94/x
  3. Step 3: Cross multiply
    172,513.10x = 258,793.95 × 60,176.94
  4. Step 4: Simplify right side
    172,513.10x = 15,573,427,256.70
  5. Step 5: Solve for x
    x = 15,573,427,256.70/172,513.10
  6. Step 6: Final answer
    x = 90,273.88

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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.