Home / 91,155.18-136,535.94-88,924.44

Finding the Fourth Proportional to 91,155.18, 136,535.94 and 88,924.44

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Solution

The fourth proportional to 91,155.18, 136,535.94 and 88,924.44 is: 133,194.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,155.18 : 136,535.94 = 88,924.44 : x
  2. Step 2: Convert to fraction form
    91,155.18/136,535.94 = 88,924.44/x
  3. Step 3: Cross multiply
    91,155.18x = 136,535.94 × 88,924.44
  4. Step 4: Simplify right side
    91,155.18x = 12,141,382,004.37
  5. Step 5: Solve for x
    x = 12,141,382,004.37/91,155.18
  6. Step 6: Final answer
    x = 133,194.65

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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.