Home / 61,129.08-91,693.26-16,752.42

Finding the Fourth Proportional to 61,129.08, 91,693.26 and 16,752.42

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Solution

The fourth proportional to 61,129.08, 91,693.26 and 16,752.42 is: 25,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129.08 : 91,693.26 = 16,752.42 : x
  2. Step 2: Convert to fraction form
    61,129.08/91,693.26 = 16,752.42/x
  3. Step 3: Cross multiply
    61,129.08x = 91,693.26 × 16,752.42
  4. Step 4: Simplify right side
    61,129.08x = 1,536,084,002.69
  5. Step 5: Solve for x
    x = 1,536,084,002.69/61,129.08
  6. Step 6: Final answer
    x = 25,128.53

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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.