Home / 247,669.02-341,780.04-140,238.72

Finding the Fourth Proportional to 247,669.02, 341,780.04 and 140,238.72

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Solution

The fourth proportional to 247,669.02, 341,780.04 and 140,238.72 is: 193,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,669.02 : 341,780.04 = 140,238.72 : x
  2. Step 2: Convert to fraction form
    247,669.02/341,780.04 = 140,238.72/x
  3. Step 3: Cross multiply
    247,669.02x = 341,780.04 × 140,238.72
  4. Step 4: Simplify right side
    247,669.02x = 47,930,795,331.15
  5. Step 5: Solve for x
    x = 47,930,795,331.15/247,669.02
  6. Step 6: Final answer
    x = 193,527.62

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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.