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Finding the Fourth Proportional to 235,476.15, 353,214.23 and 160,826.55

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Solution

The fourth proportional to 235,476.15, 353,214.23 and 160,826.55 is: 241,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,476.15 : 353,214.23 = 160,826.55 : x
  2. Step 2: Convert to fraction form
    235,476.15/353,214.23 = 160,826.55/x
  3. Step 3: Cross multiply
    235,476.15x = 353,214.23 × 160,826.55
  4. Step 4: Simplify right side
    235,476.15x = 56,806,225,217.67
  5. Step 5: Solve for x
    x = 56,806,225,217.67/235,476.15
  6. Step 6: Final answer
    x = 241,239.83

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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.