Home / 70,933.27-97,887.88-39,102.70

Finding the Fourth Proportional to 70,933.27, 97,887.88 and 39,102.70

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Solution

The fourth proportional to 70,933.27, 97,887.88 and 39,102.70 is: 53,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,933.27 : 97,887.88 = 39,102.70 : x
  2. Step 2: Convert to fraction form
    70,933.27/97,887.88 = 39,102.70/x
  3. Step 3: Cross multiply
    70,933.27x = 97,887.88 × 39,102.70
  4. Step 4: Simplify right side
    70,933.27x = 3,827,680,405.28
  5. Step 5: Solve for x
    x = 3,827,680,405.28/70,933.27
  6. Step 6: Final answer
    x = 53,961.71

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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.