Home / 113,226.48-169,826.76-30,126.96

Finding the Fourth Proportional to 113,226.48, 169,826.76 and 30,126.96

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Solution

The fourth proportional to 113,226.48, 169,826.76 and 30,126.96 is: 45,186.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,226.48 : 169,826.76 = 30,126.96 : x
  2. Step 2: Convert to fraction form
    113,226.48/169,826.76 = 30,126.96/x
  3. Step 3: Cross multiply
    113,226.48x = 169,826.76 × 30,126.96
  4. Step 4: Simplify right side
    113,226.48x = 5,116,364,005.45
  5. Step 5: Solve for x
    x = 5,116,364,005.45/113,226.48
  6. Step 6: Final answer
    x = 45,186.99

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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.