Home / 247,617.12-341,719.80-140,184.96

Finding the Fourth Proportional to 247,617.12, 341,719.80 and 140,184.96

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Solution

The fourth proportional to 247,617.12, 341,719.80 and 140,184.96 is: 193,459.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,617.12 : 341,719.80 = 140,184.96 : x
  2. Step 2: Convert to fraction form
    247,617.12/341,719.80 = 140,184.96/x
  3. Step 3: Cross multiply
    247,617.12x = 341,719.80 × 140,184.96
  4. Step 4: Simplify right side
    247,617.12x = 47,903,976,494.21
  5. Step 5: Solve for x
    x = 47,903,976,494.21/247,617.12
  6. Step 6: Final answer
    x = 193,459.87

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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.