Home / 132,902.56-199,319.88-39,386.48

Finding the Fourth Proportional to 132,902.56, 199,319.88 and 39,386.48

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Solution

The fourth proportional to 132,902.56, 199,319.88 and 39,386.48 is: 59,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,902.56 : 199,319.88 = 39,386.48 : x
  2. Step 2: Convert to fraction form
    132,902.56/199,319.88 = 39,386.48/x
  3. Step 3: Cross multiply
    132,902.56x = 199,319.88 × 39,386.48
  4. Step 4: Simplify right side
    132,902.56x = 7,850,508,467.22
  5. Step 5: Solve for x
    x = 7,850,508,467.22/132,902.56
  6. Step 6: Final answer
    x = 59,069.66

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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.