Home / 83,478.32-125,217.48-24,318.60

Finding the Fourth Proportional to 83,478.32, 125,217.48 and 24,318.60

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Solution

The fourth proportional to 83,478.32, 125,217.48 and 24,318.60 is: 36,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,478.32 : 125,217.48 = 24,318.60 : x
  2. Step 2: Convert to fraction form
    83,478.32/125,217.48 = 24,318.60/x
  3. Step 3: Cross multiply
    83,478.32x = 125,217.48 × 24,318.60
  4. Step 4: Simplify right side
    83,478.32x = 3,045,113,809.13
  5. Step 5: Solve for x
    x = 3,045,113,809.13/83,478.32
  6. Step 6: Final answer
    x = 36,477.90

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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.