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Finding the Fourth Proportional to 132,883.65, 199,291.41 and 39,367.53

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Solution

The fourth proportional to 132,883.65, 199,291.41 and 39,367.53 is: 59,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,883.65 : 199,291.41 = 39,367.53 : x
  2. Step 2: Convert to fraction form
    132,883.65/199,291.41 = 39,367.53/x
  3. Step 3: Cross multiply
    132,883.65x = 199,291.41 × 39,367.53
  4. Step 4: Simplify right side
    132,883.65x = 7,845,610,561.92
  5. Step 5: Solve for x
    x = 7,845,610,561.92/132,883.65
  6. Step 6: Final answer
    x = 59,041.20

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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.