Home / 113,331.32-169,995.96-42,251.54

Finding the Fourth Proportional to 113,331.32, 169,995.96 and 42,251.54

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Solution

The fourth proportional to 113,331.32, 169,995.96 and 42,251.54 is: 63,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,331.32 : 169,995.96 = 42,251.54 : x
  2. Step 2: Convert to fraction form
    113,331.32/169,995.96 = 42,251.54/x
  3. Step 3: Cross multiply
    113,331.32x = 169,995.96 × 42,251.54
  4. Step 4: Simplify right side
    113,331.32x = 7,182,590,042.54
  5. Step 5: Solve for x
    x = 7,182,590,042.54/113,331.32
  6. Step 6: Final answer
    x = 63,376.92

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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.