Home / 113,060.14-169,628.92-70,889.31

Finding the Fourth Proportional to 113,060.14, 169,628.92 and 70,889.31

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Solution

The fourth proportional to 113,060.14, 169,628.92 and 70,889.31 is: 106,358.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,060.14 : 169,628.92 = 70,889.31 : x
  2. Step 2: Convert to fraction form
    113,060.14/169,628.92 = 70,889.31/x
  3. Step 3: Cross multiply
    113,060.14x = 169,628.92 × 70,889.31
  4. Step 4: Simplify right side
    113,060.14x = 12,024,876,917.62
  5. Step 5: Solve for x
    x = 12,024,876,917.62/113,060.14
  6. Step 6: Final answer
    x = 106,358.24

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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.