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Finding the Fourth Proportional to 227,407.72, 341,112.54 and 148,559.08

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Solution

The fourth proportional to 227,407.72, 341,112.54 and 148,559.08 is: 222,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,407.72 : 341,112.54 = 148,559.08 : x
  2. Step 2: Convert to fraction form
    227,407.72/341,112.54 = 148,559.08/x
  3. Step 3: Cross multiply
    227,407.72x = 341,112.54 × 148,559.08
  4. Step 4: Simplify right side
    227,407.72x = 50,675,365,118.86
  5. Step 5: Solve for x
    x = 50,675,365,118.86/227,407.72
  6. Step 6: Final answer
    x = 222,839.25

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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.