Home / 62,759.94-94,139.95-39,402.78

Finding the Fourth Proportional to 62,759.94, 94,139.95 and 39,402.78

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Solution

The fourth proportional to 62,759.94, 94,139.95 and 39,402.78 is: 59,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,759.94 : 94,139.95 = 39,402.78 : x
  2. Step 2: Convert to fraction form
    62,759.94/94,139.95 = 39,402.78/x
  3. Step 3: Cross multiply
    62,759.94x = 94,139.95 × 39,402.78
  4. Step 4: Simplify right side
    62,759.94x = 3,709,375,739.06
  5. Step 5: Solve for x
    x = 3,709,375,739.06/62,759.94
  6. Step 6: Final answer
    x = 59,104.20

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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.