Home / 70,178.20-96,844.76-38,346.42

Finding the Fourth Proportional to 70,178.20, 96,844.76 and 38,346.42

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Solution

The fourth proportional to 70,178.20, 96,844.76 and 38,346.42 is: 52,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,178.20 : 96,844.76 = 38,346.42 : x
  2. Step 2: Convert to fraction form
    70,178.20/96,844.76 = 38,346.42/x
  3. Step 3: Cross multiply
    70,178.20x = 96,844.76 × 38,346.42
  4. Step 4: Simplify right side
    70,178.20x = 3,713,649,165.80
  5. Step 5: Solve for x
    x = 3,713,649,165.80/70,178.20
  6. Step 6: Final answer
    x = 52,917.42

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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.