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Finding the Fourth Proportional to 233,277.12, 349,971.21 and 75,505.56

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Solution

The fourth proportional to 233,277.12, 349,971.21 and 75,505.56 is: 113,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,277.12 : 349,971.21 = 75,505.56 : x
  2. Step 2: Convert to fraction form
    233,277.12/349,971.21 = 75,505.56/x
  3. Step 3: Cross multiply
    233,277.12x = 349,971.21 × 75,505.56
  4. Step 4: Simplify right side
    233,277.12x = 26,424,772,194.93
  5. Step 5: Solve for x
    x = 26,424,772,194.93/233,277.12
  6. Step 6: Final answer
    x = 113,276.31

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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.