Home / 110,421.24-165,631.14-66,060.42

Finding the Fourth Proportional to 110,421.24, 165,631.14 and 66,060.42

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Solution

The fourth proportional to 110,421.24, 165,631.14 and 66,060.42 is: 99,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,421.24 : 165,631.14 = 66,060.42 : x
  2. Step 2: Convert to fraction form
    110,421.24/165,631.14 = 66,060.42/x
  3. Step 3: Cross multiply
    110,421.24x = 165,631.14 × 66,060.42
  4. Step 4: Simplify right side
    110,421.24x = 10,941,662,673.48
  5. Step 5: Solve for x
    x = 10,941,662,673.48/110,421.24
  6. Step 6: Final answer
    x = 99,090.20

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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.