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Finding the Fourth Proportional to 60,006.75, 90,064.71 and 31,950.33

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Solution

The fourth proportional to 60,006.75, 90,064.71 and 31,950.33 is: 47,954.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,006.75 : 90,064.71 = 31,950.33 : x
  2. Step 2: Convert to fraction form
    60,006.75/90,064.71 = 31,950.33/x
  3. Step 3: Cross multiply
    60,006.75x = 90,064.71 × 31,950.33
  4. Step 4: Simplify right side
    60,006.75x = 2,877,597,205.85
  5. Step 5: Solve for x
    x = 2,877,597,205.85/60,006.75
  6. Step 6: Final answer
    x = 47,954.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.