Home / 91,711.04-137,592.27-52,296.03

Finding the Fourth Proportional to 91,711.04, 137,592.27 and 52,296.03

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Solution

The fourth proportional to 91,711.04, 137,592.27 and 52,296.03 is: 78,458.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,711.04 : 137,592.27 = 52,296.03 : x
  2. Step 2: Convert to fraction form
    91,711.04/137,592.27 = 52,296.03/x
  3. Step 3: Cross multiply
    91,711.04x = 137,592.27 × 52,296.03
  4. Step 4: Simplify right side
    91,711.04x = 7,195,529,479.69
  5. Step 5: Solve for x
    x = 7,195,529,479.69/91,711.04
  6. Step 6: Final answer
    x = 78,458.71

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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.