Home / 247,619.45-341,718.60-134,442.20

Finding the Fourth Proportional to 247,619.45, 341,718.60 and 134,442.20

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Solution

The fourth proportional to 247,619.45, 341,718.60 and 134,442.20 is: 185,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,619.45 : 341,718.60 = 134,442.20 : x
  2. Step 2: Convert to fraction form
    247,619.45/341,718.60 = 134,442.20/x
  3. Step 3: Cross multiply
    247,619.45x = 341,718.60 × 134,442.20
  4. Step 4: Simplify right side
    247,619.45x = 45,941,398,656.33
  5. Step 5: Solve for x
    x = 45,941,398,656.33/247,619.45
  6. Step 6: Final answer
    x = 185,532.27

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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.