Home / 148,455.56-222,683.79-36,135.78

Finding the Fourth Proportional to 148,455.56, 222,683.79 and 36,135.78

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Solution

The fourth proportional to 148,455.56, 222,683.79 and 36,135.78 is: 54,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,455.56 : 222,683.79 = 36,135.78 : x
  2. Step 2: Convert to fraction form
    148,455.56/222,683.79 = 36,135.78/x
  3. Step 3: Cross multiply
    148,455.56x = 222,683.79 × 36,135.78
  4. Step 4: Simplify right side
    148,455.56x = 8,046,852,445.01
  5. Step 5: Solve for x
    x = 8,046,852,445.01/148,455.56
  6. Step 6: Final answer
    x = 54,203.78

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1.5x scale

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.