Home / 132,933.96-199,094.76-66,167.28

Finding the Fourth Proportional to 132,933.96, 199,094.76 and 66,167.28

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Solution

The fourth proportional to 132,933.96, 199,094.76 and 66,167.28 is: 99,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,933.96 : 199,094.76 = 66,167.28 : x
  2. Step 2: Convert to fraction form
    132,933.96/199,094.76 = 66,167.28/x
  3. Step 3: Cross multiply
    132,933.96x = 199,094.76 × 66,167.28
  4. Step 4: Simplify right side
    132,933.96x = 13,173,558,731.45
  5. Step 5: Solve for x
    x = 13,173,558,731.45/132,933.96
  6. Step 6: Final answer
    x = 99,098.52

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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.