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Finding the Fourth Proportional to 247,259, 341,219.56 and 134,081.76

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Solution

The fourth proportional to 247,259, 341,219.56 and 134,081.76 is: 185,033.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,259 : 341,219.56 = 134,081.76 : x
  2. Step 2: Convert to fraction form
    247,259/341,219.56 = 134,081.76/x
  3. Step 3: Cross multiply
    247,259x = 341,219.56 × 134,081.76
  4. Step 4: Simplify right side
    247,259x = 45,751,319,151.23
  5. Step 5: Solve for x
    x = 45,751,319,151.23/247,259
  6. Step 6: Final answer
    x = 185,033.99

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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.