Home / 148,331.60-222,498.80-36,012.81

Finding the Fourth Proportional to 148,331.60, 222,498.80 and 36,012.81

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Solution

The fourth proportional to 148,331.60, 222,498.80 and 36,012.81 is: 54,019.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,331.60 : 222,498.80 = 36,012.81 : x
  2. Step 2: Convert to fraction form
    148,331.60/222,498.80 = 36,012.81/x
  3. Step 3: Cross multiply
    148,331.60x = 222,498.80 × 36,012.81
  4. Step 4: Simplify right side
    148,331.60x = 8,012,807,099.66
  5. Step 5: Solve for x
    x = 8,012,807,099.66/148,331.60
  6. Step 6: Final answer
    x = 54,019.55

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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.