Home / 247,387.82-341,399.34-134,210.57

Finding the Fourth Proportional to 247,387.82, 341,399.34 and 134,210.57

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Solution

The fourth proportional to 247,387.82, 341,399.34 and 134,210.57 is: 185,212.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,387.82 : 341,399.34 = 134,210.57 : x
  2. Step 2: Convert to fraction form
    247,387.82/341,399.34 = 134,210.57/x
  3. Step 3: Cross multiply
    247,387.82x = 341,399.34 × 134,210.57
  4. Step 4: Simplify right side
    247,387.82x = 45,819,398,312.03
  5. Step 5: Solve for x
    x = 45,819,398,312.03/247,387.82
  6. Step 6: Final answer
    x = 185,212.83

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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.