Home / 98,944.72-148,418.70-28,827.88

Finding the Fourth Proportional to 98,944.72, 148,418.70 and 28,827.88

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Solution

The fourth proportional to 98,944.72, 148,418.70 and 28,827.88 is: 43,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,944.72 : 148,418.70 = 28,827.88 : x
  2. Step 2: Convert to fraction form
    98,944.72/148,418.70 = 28,827.88/x
  3. Step 3: Cross multiply
    98,944.72x = 148,418.70 × 28,827.88
  4. Step 4: Simplify right side
    98,944.72x = 4,278,596,473.36
  5. Step 5: Solve for x
    x = 4,278,596,473.36/98,944.72
  6. Step 6: Final answer
    x = 43,242.29

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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.