Home / 160,565.06-240,997.05-81,738.29

Finding the Fourth Proportional to 160,565.06, 240,997.05 and 81,738.29

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Solution

The fourth proportional to 160,565.06, 240,997.05 and 81,738.29 is: 122,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,565.06 : 240,997.05 = 81,738.29 : x
  2. Step 2: Convert to fraction form
    160,565.06/240,997.05 = 81,738.29/x
  3. Step 3: Cross multiply
    160,565.06x = 240,997.05 × 81,738.29
  4. Step 4: Simplify right side
    160,565.06x = 19,698,685,557.06
  5. Step 5: Solve for x
    x = 19,698,685,557.06/160,565.06
  6. Step 6: Final answer
    x = 122,683.52

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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.