Home / 246,612.81-340,335.33-139,186.56

Finding the Fourth Proportional to 246,612.81, 340,335.33 and 139,186.56

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Solution

The fourth proportional to 246,612.81, 340,335.33 and 139,186.56 is: 192,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,612.81 : 340,335.33 = 139,186.56 : x
  2. Step 2: Convert to fraction form
    246,612.81/340,335.33 = 139,186.56/x
  3. Step 3: Cross multiply
    246,612.81x = 340,335.33 × 139,186.56
  4. Step 4: Simplify right side
    246,612.81x = 47,370,103,829.16
  5. Step 5: Solve for x
    x = 47,370,103,829.16/246,612.81
  6. Step 6: Final answer
    x = 192,082.90

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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.