Home / 127,612.71-191,432.16-48,793.23

Finding the Fourth Proportional to 127,612.71, 191,432.16 and 48,793.23

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Solution

The fourth proportional to 127,612.71, 191,432.16 and 48,793.23 is: 73,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,612.71 : 191,432.16 = 48,793.23 : x
  2. Step 2: Convert to fraction form
    127,612.71/191,432.16 = 48,793.23/x
  3. Step 3: Cross multiply
    127,612.71x = 191,432.16 × 48,793.23
  4. Step 4: Simplify right side
    127,612.71x = 9,340,593,412.28
  5. Step 5: Solve for x
    x = 9,340,593,412.28/127,612.71
  6. Step 6: Final answer
    x = 73,194.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.