Home / 70,346.52-97,078.22-38,517.44

Finding the Fourth Proportional to 70,346.52, 97,078.22 and 38,517.44

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Solution

The fourth proportional to 70,346.52, 97,078.22 and 38,517.44 is: 53,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,346.52 : 97,078.22 = 38,517.44 : x
  2. Step 2: Convert to fraction form
    70,346.52/97,078.22 = 38,517.44/x
  3. Step 3: Cross multiply
    70,346.52x = 97,078.22 × 38,517.44
  4. Step 4: Simplify right side
    70,346.52x = 3,739,204,514.16
  5. Step 5: Solve for x
    x = 3,739,204,514.16/70,346.52
  6. Step 6: Final answer
    x = 53,154.08

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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.