Home / 164,565.76-227,099.45-89,114.26

Finding the Fourth Proportional to 164,565.76, 227,099.45 and 89,114.26

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Solution

The fourth proportional to 164,565.76, 227,099.45 and 89,114.26 is: 122,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,565.76 : 227,099.45 = 89,114.26 : x
  2. Step 2: Convert to fraction form
    164,565.76/227,099.45 = 89,114.26/x
  3. Step 3: Cross multiply
    164,565.76x = 227,099.45 × 89,114.26
  4. Step 4: Simplify right side
    164,565.76x = 20,237,799,012.74
  5. Step 5: Solve for x
    x = 20,237,799,012.74/164,565.76
  6. Step 6: Final answer
    x = 122,976.97

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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.