Home / 246,929.64-340,761.08-139,497.72

Finding the Fourth Proportional to 246,929.64, 340,761.08 and 139,497.72

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Solution

The fourth proportional to 246,929.64, 340,761.08 and 139,497.72 is: 192,505.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,929.64 : 340,761.08 = 139,497.72 : x
  2. Step 2: Convert to fraction form
    246,929.64/340,761.08 = 139,497.72/x
  3. Step 3: Cross multiply
    246,929.64x = 340,761.08 × 139,497.72
  4. Step 4: Simplify right side
    246,929.64x = 47,535,393,724.74
  5. Step 5: Solve for x
    x = 47,535,393,724.74/246,929.64
  6. Step 6: Final answer
    x = 192,505.82

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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.