Home / 179,721.06-269,621.28-53,371.59

Finding the Fourth Proportional to 179,721.06, 269,621.28 and 53,371.59

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Solution

The fourth proportional to 179,721.06, 269,621.28 and 53,371.59 is: 80,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,721.06 : 269,621.28 = 53,371.59 : x
  2. Step 2: Convert to fraction form
    179,721.06/269,621.28 = 53,371.59/x
  3. Step 3: Cross multiply
    179,721.06x = 269,621.28 × 53,371.59
  4. Step 4: Simplify right side
    179,721.06x = 14,390,116,411.44
  5. Step 5: Solve for x
    x = 14,390,116,411.44/179,721.06
  6. Step 6: Final answer
    x = 80,069.17

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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.