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Finding the Fourth Proportional to 233,790.78, 350,700.96 and 98,829.69

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Solution

The fourth proportional to 233,790.78, 350,700.96 and 98,829.69 is: 148,250.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,790.78 : 350,700.96 = 98,829.69 : x
  2. Step 2: Convert to fraction form
    233,790.78/350,700.96 = 98,829.69/x
  3. Step 3: Cross multiply
    233,790.78x = 350,700.96 × 98,829.69
  4. Step 4: Simplify right side
    233,790.78x = 34,659,667,159.50
  5. Step 5: Solve for x
    x = 34,659,667,159.50/233,790.78
  6. Step 6: Final answer
    x = 148,250.79

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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.