Home / 164,459.91-226,954.70-89,008.41

Finding the Fourth Proportional to 164,459.91, 226,954.70 and 89,008.41

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Solution

The fourth proportional to 164,459.91, 226,954.70 and 89,008.41 is: 122,831.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,459.91 : 226,954.70 = 89,008.41 : x
  2. Step 2: Convert to fraction form
    164,459.91/226,954.70 = 89,008.41/x
  3. Step 3: Cross multiply
    164,459.91x = 226,954.70 × 89,008.41
  4. Step 4: Simplify right side
    164,459.91x = 20,200,876,543.99
  5. Step 5: Solve for x
    x = 20,200,876,543.99/164,459.91
  6. Step 6: Final answer
    x = 122,831.62

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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.