Home / 62,003.70-85,561.28-34,778.30

Finding the Fourth Proportional to 62,003.70, 85,561.28 and 34,778.30

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Solution

The fourth proportional to 62,003.70, 85,561.28 and 34,778.30 is: 47,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,003.70 : 85,561.28 = 34,778.30 : x
  2. Step 2: Convert to fraction form
    62,003.70/85,561.28 = 34,778.30/x
  3. Step 3: Cross multiply
    62,003.70x = 85,561.28 × 34,778.30
  4. Step 4: Simplify right side
    62,003.70x = 2,975,675,262.53
  5. Step 5: Solve for x
    x = 2,975,675,262.53/62,003.70
  6. Step 6: Final answer
    x = 47,991.90

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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.