Home / 247,566.92-341,640-134,389.52

Finding the Fourth Proportional to 247,566.92, 341,640 and 134,389.52

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Solution

The fourth proportional to 247,566.92, 341,640 and 134,389.52 is: 185,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,566.92 : 341,640 = 134,389.52 : x
  2. Step 2: Convert to fraction form
    247,566.92/341,640 = 134,389.52/x
  3. Step 3: Cross multiply
    247,566.92x = 341,640 × 134,389.52
  4. Step 4: Simplify right side
    247,566.92x = 45,912,835,612.80
  5. Step 5: Solve for x
    x = 45,912,835,612.80/247,566.92
  6. Step 6: Final answer
    x = 185,456.26

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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.