Home / 104,967.22-157,412.52-38,387.62

Finding the Fourth Proportional to 104,967.22, 157,412.52 and 38,387.62

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Solution

The fourth proportional to 104,967.22, 157,412.52 and 38,387.62 is: 57,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,967.22 : 157,412.52 = 38,387.62 : x
  2. Step 2: Convert to fraction form
    104,967.22/157,412.52 = 38,387.62/x
  3. Step 3: Cross multiply
    104,967.22x = 157,412.52 × 38,387.62
  4. Step 4: Simplify right side
    104,967.22x = 6,042,692,001.00
  5. Step 5: Solve for x
    x = 6,042,692,001.00/104,967.22
  6. Step 6: Final answer
    x = 57,567.42

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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.