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Finding the Fourth Proportional to 235,543.71, 353,181.73 and 160,754.47

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Solution

The fourth proportional to 235,543.71, 353,181.73 and 160,754.47 is: 241,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,543.71 : 353,181.73 = 160,754.47 : x
  2. Step 2: Convert to fraction form
    235,543.71/353,181.73 = 160,754.47/x
  3. Step 3: Cross multiply
    235,543.71x = 353,181.73 × 160,754.47
  4. Step 4: Simplify right side
    235,543.71x = 56,775,541,819.83
  5. Step 5: Solve for x
    x = 56,775,541,819.83/235,543.71
  6. Step 6: Final answer
    x = 241,040.36

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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.