Home / 70,734.27-97,635.92-45,309.03

Finding the Fourth Proportional to 70,734.27, 97,635.92 and 45,309.03

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Solution

The fourth proportional to 70,734.27, 97,635.92 and 45,309.03 is: 62,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,734.27 : 97,635.92 = 45,309.03 : x
  2. Step 2: Convert to fraction form
    70,734.27/97,635.92 = 45,309.03/x
  3. Step 3: Cross multiply
    70,734.27x = 97,635.92 × 45,309.03
  4. Step 4: Simplify right side
    70,734.27x = 4,423,788,601.81
  5. Step 5: Solve for x
    x = 4,423,788,601.81/70,734.27
  6. Step 6: Final answer
    x = 62,540.95

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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.