Home / 70,614.11-97,447.16-38,348.48

Finding the Fourth Proportional to 70,614.11, 97,447.16 and 38,348.48

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Solution

The fourth proportional to 70,614.11, 97,447.16 and 38,348.48 is: 52,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,614.11 : 97,447.16 = 38,348.48 : x
  2. Step 2: Convert to fraction form
    70,614.11/97,447.16 = 38,348.48/x
  3. Step 3: Cross multiply
    70,614.11x = 97,447.16 × 38,348.48
  4. Step 4: Simplify right side
    70,614.11x = 3,736,949,979.08
  5. Step 5: Solve for x
    x = 3,736,949,979.08/70,614.11
  6. Step 6: Final answer
    x = 52,920.73

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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.