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Finding the Fourth Proportional to 132,668.67, 199,084.59 and 52,692.65

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Solution

The fourth proportional to 132,668.67, 199,084.59 and 52,692.65 is: 79,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,668.67 : 199,084.59 = 52,692.65 : x
  2. Step 2: Convert to fraction form
    132,668.67/199,084.59 = 52,692.65/x
  3. Step 3: Cross multiply
    132,668.67x = 199,084.59 × 52,692.65
  4. Step 4: Simplify right side
    132,668.67x = 10,490,294,621.26
  5. Step 5: Solve for x
    x = 10,490,294,621.26/132,668.67
  6. Step 6: Final answer
    x = 79,071.38

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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.