Home / 148,664.64-222,938.88-53,872.32

Finding the Fourth Proportional to 148,664.64, 222,938.88 and 53,872.32

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Solution

The fourth proportional to 148,664.64, 222,938.88 and 53,872.32 is: 80,787.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,664.64 : 222,938.88 = 53,872.32 : x
  2. Step 2: Convert to fraction form
    148,664.64/222,938.88 = 53,872.32/x
  3. Step 3: Cross multiply
    148,664.64x = 222,938.88 × 53,872.32
  4. Step 4: Simplify right side
    148,664.64x = 12,010,234,683.80
  5. Step 5: Solve for x
    x = 12,010,234,683.80/148,664.64
  6. Step 6: Final answer
    x = 80,787.43

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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.