Home / 91,002.57-125,584.05-52,784.76

Finding the Fourth Proportional to 91,002.57, 125,584.05 and 52,784.76

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Solution

The fourth proportional to 91,002.57, 125,584.05 and 52,784.76 is: 72,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,002.57 : 125,584.05 = 52,784.76 : x
  2. Step 2: Convert to fraction form
    91,002.57/125,584.05 = 52,784.76/x
  3. Step 3: Cross multiply
    91,002.57x = 125,584.05 × 52,784.76
  4. Step 4: Simplify right side
    91,002.57x = 6,628,923,939.08
  5. Step 5: Solve for x
    x = 6,628,923,939.08/91,002.57
  6. Step 6: Final answer
    x = 72,843.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.