Home / 91,830.26-137,722.68-25,267.16

Finding the Fourth Proportional to 91,830.26, 137,722.68 and 25,267.16

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Solution

The fourth proportional to 91,830.26, 137,722.68 and 25,267.16 is: 37,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,830.26 : 137,722.68 = 25,267.16 : x
  2. Step 2: Convert to fraction form
    91,830.26/137,722.68 = 25,267.16/x
  3. Step 3: Cross multiply
    91,830.26x = 137,722.68 × 25,267.16
  4. Step 4: Simplify right side
    91,830.26x = 3,479,860,991.19
  5. Step 5: Solve for x
    x = 3,479,860,991.19/91,830.26
  6. Step 6: Final answer
    x = 37,894.49

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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.