Home / 60,220.89-90,327.92-18,100.13

Finding the Fourth Proportional to 60,220.89, 90,327.92 and 18,100.13

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Solution

The fourth proportional to 60,220.89, 90,327.92 and 18,100.13 is: 27,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,220.89 : 90,327.92 = 18,100.13 : x
  2. Step 2: Convert to fraction form
    60,220.89/90,327.92 = 18,100.13/x
  3. Step 3: Cross multiply
    60,220.89x = 90,327.92 × 18,100.13
  4. Step 4: Simplify right side
    60,220.89x = 1,634,946,552.49
  5. Step 5: Solve for x
    x = 1,634,946,552.49/60,220.89
  6. Step 6: Final answer
    x = 27,149.16

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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.