Home / 91,244.40-136,800.24-61,589.04

Finding the Fourth Proportional to 91,244.40, 136,800.24 and 61,589.04

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Solution

The fourth proportional to 91,244.40, 136,800.24 and 61,589.04 is: 92,338.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,244.40 : 136,800.24 = 61,589.04 : x
  2. Step 2: Convert to fraction form
    91,244.40/136,800.24 = 61,589.04/x
  3. Step 3: Cross multiply
    91,244.40x = 136,800.24 × 61,589.04
  4. Step 4: Simplify right side
    91,244.40x = 8,425,395,453.37
  5. Step 5: Solve for x
    x = 8,425,395,453.37/91,244.40
  6. Step 6: Final answer
    x = 92,338.77

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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.