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Finding the Fourth Proportional to 244,730.70, 337,726.26 and 137,298.42

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Solution

The fourth proportional to 244,730.70, 337,726.26 and 137,298.42 is: 189,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,730.70 : 337,726.26 = 137,298.42 : x
  2. Step 2: Convert to fraction form
    244,730.70/337,726.26 = 137,298.42/x
  3. Step 3: Cross multiply
    244,730.70x = 337,726.26 × 137,298.42
  4. Step 4: Simplify right side
    244,730.70x = 46,369,281,890.51
  5. Step 5: Solve for x
    x = 46,369,281,890.51/244,730.70
  6. Step 6: Final answer
    x = 189,470.64

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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.