Home / 84,004.48-126,024.80-41,907.20

Finding the Fourth Proportional to 84,004.48, 126,024.80 and 41,907.20

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Solution

The fourth proportional to 84,004.48, 126,024.80 and 41,907.20 is: 62,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,004.48 : 126,024.80 = 41,907.20 : x
  2. Step 2: Convert to fraction form
    84,004.48/126,024.80 = 41,907.20/x
  3. Step 3: Cross multiply
    84,004.48x = 126,024.80 × 41,907.20
  4. Step 4: Simplify right side
    84,004.48x = 5,281,346,498.56
  5. Step 5: Solve for x
    x = 5,281,346,498.56/84,004.48
  6. Step 6: Final answer
    x = 62,869.82

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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.