Home / 246,534.56-340,233.71-139,065.38

Finding the Fourth Proportional to 246,534.56, 340,233.71 and 139,065.38

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Solution

The fourth proportional to 246,534.56, 340,233.71 and 139,065.38 is: 191,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,534.56 : 340,233.71 = 139,065.38 : x
  2. Step 2: Convert to fraction form
    246,534.56/340,233.71 = 139,065.38/x
  3. Step 3: Cross multiply
    246,534.56x = 340,233.71 × 139,065.38
  4. Step 4: Simplify right side
    246,534.56x = 47,314,727,773.46
  5. Step 5: Solve for x
    x = 47,314,727,773.46/246,534.56
  6. Step 6: Final answer
    x = 191,919.25

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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.