Home / 247,478.33-341,520.10-134,301.08

Finding the Fourth Proportional to 247,478.33, 341,520.10 and 134,301.08

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Solution

The fourth proportional to 247,478.33, 341,520.10 and 134,301.08 is: 185,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,478.33 : 341,520.10 = 134,301.08 : x
  2. Step 2: Convert to fraction form
    247,478.33/341,520.10 = 134,301.08/x
  3. Step 3: Cross multiply
    247,478.33x = 341,520.10 × 134,301.08
  4. Step 4: Simplify right side
    247,478.33x = 45,866,520,480.09
  5. Step 5: Solve for x
    x = 45,866,520,480.09/247,478.33
  6. Step 6: Final answer
    x = 185,335.50

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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.