Home / 95,555.66-143,372.77-42,219.48

Finding the Fourth Proportional to 95,555.66, 143,372.77 and 42,219.48

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Solution

The fourth proportional to 95,555.66, 143,372.77 and 42,219.48 is: 63,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,555.66 : 143,372.77 = 42,219.48 : x
  2. Step 2: Convert to fraction form
    95,555.66/143,372.77 = 42,219.48/x
  3. Step 3: Cross multiply
    95,555.66x = 143,372.77 × 42,219.48
  4. Step 4: Simplify right side
    95,555.66x = 6,053,123,795.56
  5. Step 5: Solve for x
    x = 6,053,123,795.56/95,555.66
  6. Step 6: Final answer
    x = 63,346.58

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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.