Home / 91,255.86-136,883.79-59,692.46

Finding the Fourth Proportional to 91,255.86, 136,883.79 and 59,692.46

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Solution

The fourth proportional to 91,255.86, 136,883.79 and 59,692.46 is: 89,538.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,255.86 : 136,883.79 = 59,692.46 : x
  2. Step 2: Convert to fraction form
    91,255.86/136,883.79 = 59,692.46/x
  3. Step 3: Cross multiply
    91,255.86x = 136,883.79 × 59,692.46
  4. Step 4: Simplify right side
    91,255.86x = 8,170,929,474.80
  5. Step 5: Solve for x
    x = 8,170,929,474.80/91,255.86
  6. Step 6: Final answer
    x = 89,538.68

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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.