Home / 105,883.08-158,844.10-34,809.72

Finding the Fourth Proportional to 105,883.08, 158,844.10 and 34,809.72

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Solution

The fourth proportional to 105,883.08, 158,844.10 and 34,809.72 is: 52,220.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,883.08 : 158,844.10 = 34,809.72 : x
  2. Step 2: Convert to fraction form
    105,883.08/158,844.10 = 34,809.72/x
  3. Step 3: Cross multiply
    105,883.08x = 158,844.10 × 34,809.72
  4. Step 4: Simplify right side
    105,883.08x = 5,529,318,644.65
  5. Step 5: Solve for x
    x = 5,529,318,644.65/105,883.08
  6. Step 6: Final answer
    x = 52,220.98

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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.