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Finding the Fourth Proportional to 79,177.83, 118,766.73 and 26,624.22

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Solution

The fourth proportional to 79,177.83, 118,766.73 and 26,624.22 is: 39,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,177.83 : 118,766.73 = 26,624.22 : x
  2. Step 2: Convert to fraction form
    79,177.83/118,766.73 = 26,624.22/x
  3. Step 3: Cross multiply
    79,177.83x = 118,766.73 × 26,624.22
  4. Step 4: Simplify right side
    79,177.83x = 3,162,071,548.20
  5. Step 5: Solve for x
    x = 3,162,071,548.20/79,177.83
  6. Step 6: Final answer
    x = 39,936.32

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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.