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Finding the Fourth Proportional to 373,453.12, 560,179.80 and 124,135.12

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Solution

The fourth proportional to 373,453.12, 560,179.80 and 124,135.12 is: 186,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,453.12 : 560,179.80 = 124,135.12 : x
  2. Step 2: Convert to fraction form
    373,453.12/560,179.80 = 124,135.12/x
  3. Step 3: Cross multiply
    373,453.12x = 560,179.80 × 124,135.12
  4. Step 4: Simplify right side
    373,453.12x = 69,537,986,694.58
  5. Step 5: Solve for x
    x = 69,537,986,694.58/373,453.12
  6. Step 6: Final answer
    x = 186,202.72

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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.