Home / 62,105.49-85,703.07-33,811.20

Finding the Fourth Proportional to 62,105.49, 85,703.07 and 33,811.20

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Solution

The fourth proportional to 62,105.49, 85,703.07 and 33,811.20 is: 46,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.49 : 85,703.07 = 33,811.20 : x
  2. Step 2: Convert to fraction form
    62,105.49/85,703.07 = 33,811.20/x
  3. Step 3: Cross multiply
    62,105.49x = 85,703.07 × 33,811.20
  4. Step 4: Simplify right side
    62,105.49x = 2,897,723,640.38
  5. Step 5: Solve for x
    x = 2,897,723,640.38/62,105.49
  6. Step 6: Final answer
    x = 46,658.09

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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.