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Finding the Fourth Proportional to 235,852.15, 353,923.27 and 93,672.55

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Solution

The fourth proportional to 235,852.15, 353,923.27 and 93,672.55 is: 140,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,852.15 : 353,923.27 = 93,672.55 : x
  2. Step 2: Convert to fraction form
    235,852.15/353,923.27 = 93,672.55/x
  3. Step 3: Cross multiply
    235,852.15x = 353,923.27 × 93,672.55
  4. Step 4: Simplify right side
    235,852.15x = 33,152,894,971.06
  5. Step 5: Solve for x
    x = 33,152,894,971.06/235,852.15
  6. Step 6: Final answer
    x = 140,566.43

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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.