Home / 169,331.80-253,997.70-153,002.20

Finding the Fourth Proportional to 169,331.80, 253,997.70 and 153,002.20

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Solution

The fourth proportional to 169,331.80, 253,997.70 and 153,002.20 is: 229,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,331.80 : 253,997.70 = 153,002.20 : x
  2. Step 2: Convert to fraction form
    169,331.80/253,997.70 = 153,002.20/x
  3. Step 3: Cross multiply
    169,331.80x = 253,997.70 × 153,002.20
  4. Step 4: Simplify right side
    169,331.80x = 38,862,206,894.94
  5. Step 5: Solve for x
    x = 38,862,206,894.94/169,331.80
  6. Step 6: Final answer
    x = 229,503.30

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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.