Home / 134,234.87-185,244.60-73,809.31

Finding the Fourth Proportional to 134,234.87, 185,244.60 and 73,809.31

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Solution

The fourth proportional to 134,234.87, 185,244.60 and 73,809.31 is: 101,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,234.87 : 185,244.60 = 73,809.31 : x
  2. Step 2: Convert to fraction form
    134,234.87/185,244.60 = 73,809.31/x
  3. Step 3: Cross multiply
    134,234.87x = 185,244.60 × 73,809.31
  4. Step 4: Simplify right side
    134,234.87x = 13,672,776,426.97
  5. Step 5: Solve for x
    x = 13,672,776,426.97/134,234.87
  6. Step 6: Final answer
    x = 101,857.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.