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Finding the Fourth Proportional to 244,920.72, 337,990.74 and 137,525.52

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Solution

The fourth proportional to 244,920.72, 337,990.74 and 137,525.52 is: 189,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,920.72 : 337,990.74 = 137,525.52 : x
  2. Step 2: Convert to fraction form
    244,920.72/337,990.74 = 137,525.52/x
  3. Step 3: Cross multiply
    244,920.72x = 337,990.74 × 137,525.52
  4. Step 4: Simplify right side
    244,920.72x = 46,482,352,273.68
  5. Step 5: Solve for x
    x = 46,482,352,273.68/244,920.72
  6. Step 6: Final answer
    x = 189,785.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.