Home / 172,337.04-258,505.70-54,017.57

Finding the Fourth Proportional to 172,337.04, 258,505.70 and 54,017.57

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Solution

The fourth proportional to 172,337.04, 258,505.70 and 54,017.57 is: 81,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,337.04 : 258,505.70 = 54,017.57 : x
  2. Step 2: Convert to fraction form
    172,337.04/258,505.70 = 54,017.57/x
  3. Step 3: Cross multiply
    172,337.04x = 258,505.70 × 54,017.57
  4. Step 4: Simplify right side
    172,337.04x = 13,963,850,121.33
  5. Step 5: Solve for x
    x = 13,963,850,121.33/172,337.04
  6. Step 6: Final answer
    x = 81,026.40

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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.