Home / 84,192.11-126,308.95-25,027.53

Finding the Fourth Proportional to 84,192.11, 126,308.95 and 25,027.53

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Solution

The fourth proportional to 84,192.11, 126,308.95 and 25,027.53 is: 37,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,192.11 : 126,308.95 = 25,027.53 : x
  2. Step 2: Convert to fraction form
    84,192.11/126,308.95 = 25,027.53/x
  3. Step 3: Cross multiply
    84,192.11x = 126,308.95 × 25,027.53
  4. Step 4: Simplify right side
    84,192.11x = 3,161,200,403.85
  5. Step 5: Solve for x
    x = 3,161,200,403.85/84,192.11
  6. Step 6: Final answer
    x = 37,547.47

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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.