Home / 91,370.04-137,106.90-36,004.92

Finding the Fourth Proportional to 91,370.04, 137,106.90 and 36,004.92

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Solution

The fourth proportional to 91,370.04, 137,106.90 and 36,004.92 is: 54,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,370.04 : 137,106.90 = 36,004.92 : x
  2. Step 2: Convert to fraction form
    91,370.04/137,106.90 = 36,004.92/x
  3. Step 3: Cross multiply
    91,370.04x = 137,106.90 × 36,004.92
  4. Step 4: Simplify right side
    91,370.04x = 4,936,522,965.95
  5. Step 5: Solve for x
    x = 4,936,522,965.95/91,370.04
  6. Step 6: Final answer
    x = 54,027.81

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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.