Home / 247,439.98-341,378.04-140,008.87

Finding the Fourth Proportional to 247,439.98, 341,378.04 and 140,008.87

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Solution

The fourth proportional to 247,439.98, 341,378.04 and 140,008.87 is: 193,161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,439.98 : 341,378.04 = 140,008.87 : x
  2. Step 2: Convert to fraction form
    247,439.98/341,378.04 = 140,008.87/x
  3. Step 3: Cross multiply
    247,439.98x = 341,378.04 × 140,008.87
  4. Step 4: Simplify right side
    247,439.98x = 47,795,953,623.21
  5. Step 5: Solve for x
    x = 47,795,953,623.21/247,439.98
  6. Step 6: Final answer
    x = 193,161.81

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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.