Home / 248,814.96-373,167.36-71,321.28

Finding the Fourth Proportional to 248,814.96, 373,167.36 and 71,321.28

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Solution

The fourth proportional to 248,814.96, 373,167.36 and 71,321.28 is: 106,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,814.96 : 373,167.36 = 71,321.28 : x
  2. Step 2: Convert to fraction form
    248,814.96/373,167.36 = 71,321.28/x
  3. Step 3: Cross multiply
    248,814.96x = 373,167.36 × 71,321.28
  4. Step 4: Simplify right side
    248,814.96x = 26,614,773,769.42
  5. Step 5: Solve for x
    x = 26,614,773,769.42/248,814.96
  6. Step 6: Final answer
    x = 106,966.13

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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.