Home / 113,144.25-169,738.23-43,018.11

Finding the Fourth Proportional to 113,144.25, 169,738.23 and 43,018.11

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Solution

The fourth proportional to 113,144.25, 169,738.23 and 43,018.11 is: 64,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,144.25 : 169,738.23 = 43,018.11 : x
  2. Step 2: Convert to fraction form
    113,144.25/169,738.23 = 43,018.11/x
  3. Step 3: Cross multiply
    113,144.25x = 169,738.23 × 43,018.11
  4. Step 4: Simplify right side
    113,144.25x = 7,301,817,849.35
  5. Step 5: Solve for x
    x = 7,301,817,849.35/113,144.25
  6. Step 6: Final answer
    x = 64,535.47

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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.