Home / 113,260.01-169,663.19-68,256.30

Finding the Fourth Proportional to 113,260.01, 169,663.19 and 68,256.30

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Solution

The fourth proportional to 113,260.01, 169,663.19 and 68,256.30 is: 102,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,260.01 : 169,663.19 = 68,256.30 : x
  2. Step 2: Convert to fraction form
    113,260.01/169,663.19 = 68,256.30/x
  3. Step 3: Cross multiply
    113,260.01x = 169,663.19 × 68,256.30
  4. Step 4: Simplify right side
    113,260.01x = 11,580,581,254.32
  5. Step 5: Solve for x
    x = 11,580,581,254.32/113,260.01
  6. Step 6: Final answer
    x = 102,247.76

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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.