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Finding the Fourth Proportional to 92,559.39, 138,839.04 and 22,438.68

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Solution

The fourth proportional to 92,559.39, 138,839.04 and 22,438.68 is: 33,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,559.39 : 138,839.04 = 22,438.68 : x
  2. Step 2: Convert to fraction form
    92,559.39/138,839.04 = 22,438.68/x
  3. Step 3: Cross multiply
    92,559.39x = 138,839.04 × 22,438.68
  4. Step 4: Simplify right side
    92,559.39x = 3,115,364,790.07
  5. Step 5: Solve for x
    x = 3,115,364,790.07/92,559.39
  6. Step 6: Final answer
    x = 33,658.01

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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.