Home / 148,631.40-222,810.60-64,338.48

Finding the Fourth Proportional to 148,631.40, 222,810.60 and 64,338.48

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Solution

The fourth proportional to 148,631.40, 222,810.60 and 64,338.48 is: 96,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,631.40 : 222,810.60 = 64,338.48 : x
  2. Step 2: Convert to fraction form
    148,631.40/222,810.60 = 64,338.48/x
  3. Step 3: Cross multiply
    148,631.40x = 222,810.60 × 64,338.48
  4. Step 4: Simplify right side
    148,631.40x = 14,335,295,331.89
  5. Step 5: Solve for x
    x = 14,335,295,331.89/148,631.40
  6. Step 6: Final answer
    x = 96,448.63

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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.