Home / 78,232.42-117,306.24-27,606.07

Finding the Fourth Proportional to 78,232.42, 117,306.24 and 27,606.07

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Solution

The fourth proportional to 78,232.42, 117,306.24 and 27,606.07 is: 41,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,232.42 : 117,306.24 = 27,606.07 : x
  2. Step 2: Convert to fraction form
    78,232.42/117,306.24 = 27,606.07/x
  3. Step 3: Cross multiply
    78,232.42x = 117,306.24 × 27,606.07
  4. Step 4: Simplify right side
    78,232.42x = 3,238,364,272.88
  5. Step 5: Solve for x
    x = 3,238,364,272.88/78,232.42
  6. Step 6: Final answer
    x = 41,394.15

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1.5x scale

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.