Home / 247,896.16-342,085.62-140,459.92

Finding the Fourth Proportional to 247,896.16, 342,085.62 and 140,459.92

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Solution

The fourth proportional to 247,896.16, 342,085.62 and 140,459.92 is: 193,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,896.16 : 342,085.62 = 140,459.92 : x
  2. Step 2: Convert to fraction form
    247,896.16/342,085.62 = 140,459.92/x
  3. Step 3: Cross multiply
    247,896.16x = 342,085.62 × 140,459.92
  4. Step 4: Simplify right side
    247,896.16x = 48,049,318,818.35
  5. Step 5: Solve for x
    x = 48,049,318,818.35/247,896.16
  6. Step 6: Final answer
    x = 193,828.41

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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.