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Finding the Fourth Proportional to 60,299.90, 83,209.70 and 33,439.89

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Solution

The fourth proportional to 60,299.90, 83,209.70 and 33,439.89 is: 46,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,299.90 : 83,209.70 = 33,439.89 : x
  2. Step 2: Convert to fraction form
    60,299.90/83,209.70 = 33,439.89/x
  3. Step 3: Cross multiply
    60,299.90x = 83,209.70 × 33,439.89
  4. Step 4: Simplify right side
    60,299.90x = 2,782,523,047.73
  5. Step 5: Solve for x
    x = 2,782,523,047.73/60,299.90
  6. Step 6: Final answer
    x = 46,144.74

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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.