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Finding the Fourth Proportional to 223,076.60, 334,728.30 and 148,248.80

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Solution

The fourth proportional to 223,076.60, 334,728.30 and 148,248.80 is: 222,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,076.60 : 334,728.30 = 148,248.80 : x
  2. Step 2: Convert to fraction form
    223,076.60/334,728.30 = 148,248.80/x
  3. Step 3: Cross multiply
    223,076.60x = 334,728.30 × 148,248.80
  4. Step 4: Simplify right side
    223,076.60x = 49,623,068,801.04
  5. Step 5: Solve for x
    x = 49,623,068,801.04/223,076.60
  6. Step 6: Final answer
    x = 222,448.56

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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.