Home / 83,477.55-125,230.90-36,729.21

Finding the Fourth Proportional to 83,477.55, 125,230.90 and 36,729.21

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Solution

The fourth proportional to 83,477.55, 125,230.90 and 36,729.21 is: 55,100.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,477.55 : 125,230.90 = 36,729.21 : x
  2. Step 2: Convert to fraction form
    83,477.55/125,230.90 = 36,729.21/x
  3. Step 3: Cross multiply
    83,477.55x = 125,230.90 × 36,729.21
  4. Step 4: Simplify right side
    83,477.55x = 4,599,631,398.43
  5. Step 5: Solve for x
    x = 4,599,631,398.43/83,477.55
  6. Step 6: Final answer
    x = 55,100.22

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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.