Home / 61,306.26-91,422.88-60,745.72

Finding the Fourth Proportional to 61,306.26, 91,422.88 and 60,745.72

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Solution

The fourth proportional to 61,306.26, 91,422.88 and 60,745.72 is: 90,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,306.26 : 91,422.88 = 60,745.72 : x
  2. Step 2: Convert to fraction form
    61,306.26/91,422.88 = 60,745.72/x
  3. Step 3: Cross multiply
    61,306.26x = 91,422.88 × 60,745.72
  4. Step 4: Simplify right side
    61,306.26x = 5,553,548,670.07
  5. Step 5: Solve for x
    x = 5,553,548,670.07/61,306.26
  6. Step 6: Final answer
    x = 90,586.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.