Home / 132,943.60-199,415.40-97,514.20

Finding the Fourth Proportional to 132,943.60, 199,415.40 and 97,514.20

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Solution

The fourth proportional to 132,943.60, 199,415.40 and 97,514.20 is: 146,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,943.60 : 199,415.40 = 97,514.20 : x
  2. Step 2: Convert to fraction form
    132,943.60/199,415.40 = 97,514.20/x
  3. Step 3: Cross multiply
    132,943.60x = 199,415.40 × 97,514.20
  4. Step 4: Simplify right side
    132,943.60x = 19,445,833,198.68
  5. Step 5: Solve for x
    x = 19,445,833,198.68/132,943.60
  6. Step 6: Final answer
    x = 146,271.30

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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.