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Finding the Fourth Proportional to 235,212.56, 353,518.71 and 110,641.04

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Solution

The fourth proportional to 235,212.56, 353,518.71 and 110,641.04 is: 166,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,212.56 : 353,518.71 = 110,641.04 : x
  2. Step 2: Convert to fraction form
    235,212.56/353,518.71 = 110,641.04/x
  3. Step 3: Cross multiply
    235,212.56x = 353,518.71 × 110,641.04
  4. Step 4: Simplify right side
    235,212.56x = 39,113,677,733.86
  5. Step 5: Solve for x
    x = 39,113,677,733.86/235,212.56
  6. Step 6: Final answer
    x = 166,290.77

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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.