Home / 126,853.48-190,306.95-47,965.96

Finding the Fourth Proportional to 126,853.48, 190,306.95 and 47,965.96

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Solution

The fourth proportional to 126,853.48, 190,306.95 and 47,965.96 is: 71,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,853.48 : 190,306.95 = 47,965.96 : x
  2. Step 2: Convert to fraction form
    126,853.48/190,306.95 = 47,965.96/x
  3. Step 3: Cross multiply
    126,853.48x = 190,306.95 × 47,965.96
  4. Step 4: Simplify right side
    126,853.48x = 9,128,255,551.42
  5. Step 5: Solve for x
    x = 9,128,255,551.42/126,853.48
  6. Step 6: Final answer
    x = 71,959.05

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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.