Home / 105,518.64-158,279.66-34,441.02

Finding the Fourth Proportional to 105,518.64, 158,279.66 and 34,441.02

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Solution

The fourth proportional to 105,518.64, 158,279.66 and 34,441.02 is: 51,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,518.64 : 158,279.66 = 34,441.02 : x
  2. Step 2: Convert to fraction form
    105,518.64/158,279.66 = 34,441.02/x
  3. Step 3: Cross multiply
    105,518.64x = 158,279.66 × 34,441.02
  4. Step 4: Simplify right side
    105,518.64x = 5,451,312,935.65
  5. Step 5: Solve for x
    x = 5,451,312,935.65/105,518.64
  6. Step 6: Final answer
    x = 51,662.08

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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.