Home / 91,107.08-136,661.30-59,532.27

Finding the Fourth Proportional to 91,107.08, 136,661.30 and 59,532.27

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Solution

The fourth proportional to 91,107.08, 136,661.30 and 59,532.27 is: 89,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,107.08 : 136,661.30 = 59,532.27 : x
  2. Step 2: Convert to fraction form
    91,107.08/136,661.30 = 59,532.27/x
  3. Step 3: Cross multiply
    91,107.08x = 136,661.30 × 59,532.27
  4. Step 4: Simplify right side
    91,107.08x = 8,135,756,990.69
  5. Step 5: Solve for x
    x = 8,135,756,990.69/91,107.08
  6. Step 6: Final answer
    x = 89,298.85

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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.