Home / 60,100.98-90,172.26-22,671.78

Finding the Fourth Proportional to 60,100.98, 90,172.26 and 22,671.78

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Solution

The fourth proportional to 60,100.98, 90,172.26 and 22,671.78 is: 34,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,100.98 : 90,172.26 = 22,671.78 : x
  2. Step 2: Convert to fraction form
    60,100.98/90,172.26 = 22,671.78/x
  3. Step 3: Cross multiply
    60,100.98x = 90,172.26 × 22,671.78
  4. Step 4: Simplify right side
    60,100.98x = 2,044,365,640.82
  5. Step 5: Solve for x
    x = 2,044,365,640.82/60,100.98
  6. Step 6: Final answer
    x = 34,015.51

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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.