Home / 45,203.30-67,755.69-38,609.48

Finding the Fourth Proportional to 45,203.30, 67,755.69 and 38,609.48

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Solution

The fourth proportional to 45,203.30, 67,755.69 and 38,609.48 is: 57,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,203.30 : 67,755.69 = 38,609.48 : x
  2. Step 2: Convert to fraction form
    45,203.30/67,755.69 = 38,609.48/x
  3. Step 3: Cross multiply
    45,203.30x = 67,755.69 × 38,609.48
  4. Step 4: Simplify right side
    45,203.30x = 2,616,011,957.94
  5. Step 5: Solve for x
    x = 2,616,011,957.94/45,203.30
  6. Step 6: Final answer
    x = 57,872.15

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1.5x scale

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.