Home / 91,837.09-137,763.24-25,282.63

Finding the Fourth Proportional to 91,837.09, 137,763.24 and 25,282.63

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Solution

The fourth proportional to 91,837.09, 137,763.24 and 25,282.63 is: 37,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,837.09 : 137,763.24 = 25,282.63 : x
  2. Step 2: Convert to fraction form
    91,837.09/137,763.24 = 25,282.63/x
  3. Step 3: Cross multiply
    91,837.09x = 137,763.24 × 25,282.63
  4. Step 4: Simplify right side
    91,837.09x = 3,483,017,024.52
  5. Step 5: Solve for x
    x = 3,483,017,024.52/91,837.09
  6. Step 6: Final answer
    x = 37,926.04

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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.