Home / 113,126.16-169,689.24-43,054.68

Finding the Fourth Proportional to 113,126.16, 169,689.24 and 43,054.68

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Solution

The fourth proportional to 113,126.16, 169,689.24 and 43,054.68 is: 64,582.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,126.16 : 169,689.24 = 43,054.68 : x
  2. Step 2: Convert to fraction form
    113,126.16/169,689.24 = 43,054.68/x
  3. Step 3: Cross multiply
    113,126.16x = 169,689.24 × 43,054.68
  4. Step 4: Simplify right side
    113,126.16x = 7,305,915,927.64
  5. Step 5: Solve for x
    x = 7,305,915,927.64/113,126.16
  6. Step 6: Final answer
    x = 64,582.02

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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.