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Finding the Fourth Proportional to 62,311.80, 85,991.73 and 34,017.69

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Solution

The fourth proportional to 62,311.80, 85,991.73 and 34,017.69 is: 46,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,311.80 : 85,991.73 = 34,017.69 : x
  2. Step 2: Convert to fraction form
    62,311.80/85,991.73 = 34,017.69/x
  3. Step 3: Cross multiply
    62,311.80x = 85,991.73 × 34,017.69
  4. Step 4: Simplify right side
    62,311.80x = 2,925,240,013.70
  5. Step 5: Solve for x
    x = 2,925,240,013.70/62,311.80
  6. Step 6: Final answer
    x = 46,945.20

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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.