Home / 246,617.28-340,332-133,439.76

Finding the Fourth Proportional to 246,617.28, 340,332 and 133,439.76

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Solution

The fourth proportional to 246,617.28, 340,332 and 133,439.76 is: 184,146.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,617.28 : 340,332 = 133,439.76 : x
  2. Step 2: Convert to fraction form
    246,617.28/340,332 = 133,439.76/x
  3. Step 3: Cross multiply
    246,617.28x = 340,332 × 133,439.76
  4. Step 4: Simplify right side
    246,617.28x = 45,413,820,400.32
  5. Step 5: Solve for x
    x = 45,413,820,400.32/246,617.28
  6. Step 6: Final answer
    x = 184,146.95

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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.