Home / 247,895.16-342,084.24-140,458.92

Finding the Fourth Proportional to 247,895.16, 342,084.24 and 140,458.92

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Solution

The fourth proportional to 247,895.16, 342,084.24 and 140,458.92 is: 193,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,895.16 : 342,084.24 = 140,458.92 : x
  2. Step 2: Convert to fraction form
    247,895.16/342,084.24 = 140,458.92/x
  3. Step 3: Cross multiply
    247,895.16x = 342,084.24 × 140,458.92
  4. Step 4: Simplify right side
    247,895.16x = 48,048,782,899.42
  5. Step 5: Solve for x
    x = 48,048,782,899.42/247,895.16
  6. Step 6: Final answer
    x = 193,827.03

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1.5x scale

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.