Home / 70,766.44-97,659.20-38,935.43

Finding the Fourth Proportional to 70,766.44, 97,659.20 and 38,935.43

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Solution

The fourth proportional to 70,766.44, 97,659.20 and 38,935.43 is: 53,731.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,766.44 : 97,659.20 = 38,935.43 : x
  2. Step 2: Convert to fraction form
    70,766.44/97,659.20 = 38,935.43/x
  3. Step 3: Cross multiply
    70,766.44x = 97,659.20 × 38,935.43
  4. Step 4: Simplify right side
    70,766.44x = 3,802,402,945.46
  5. Step 5: Solve for x
    x = 3,802,402,945.46/70,766.44
  6. Step 6: Final answer
    x = 53,731.73

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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.