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Finding the Fourth Proportional to 244,641.82, 337,622.53 and 137,218.76

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Solution

The fourth proportional to 244,641.82, 337,622.53 and 137,218.76 is: 189,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,641.82 : 337,622.53 = 137,218.76 : x
  2. Step 2: Convert to fraction form
    244,641.82/337,622.53 = 137,218.76/x
  3. Step 3: Cross multiply
    244,641.82x = 337,622.53 × 137,218.76
  4. Step 4: Simplify right side
    244,641.82x = 46,328,144,406.87
  5. Step 5: Solve for x
    x = 46,328,144,406.87/244,641.82
  6. Step 6: Final answer
    x = 189,371.32

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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.