Home / 91,788.46-137,602.50-35,589.85

Finding the Fourth Proportional to 91,788.46, 137,602.50 and 35,589.85

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Solution

The fourth proportional to 91,788.46, 137,602.50 and 35,589.85 is: 53,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,788.46 : 137,602.50 = 35,589.85 : x
  2. Step 2: Convert to fraction form
    91,788.46/137,602.50 = 35,589.85/x
  3. Step 3: Cross multiply
    91,788.46x = 137,602.50 × 35,589.85
  4. Step 4: Simplify right side
    91,788.46x = 4,897,252,334.63
  5. Step 5: Solve for x
    x = 4,897,252,334.63/91,788.46
  6. Step 6: Final answer
    x = 53,353.68

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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.