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Finding the Fourth Proportional to 249,194.98, 373,747.37 and 71,658.42

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Solution

The fourth proportional to 249,194.98, 373,747.37 and 71,658.42 is: 107,474.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,194.98 : 373,747.37 = 71,658.42 : x
  2. Step 2: Convert to fraction form
    249,194.98/373,747.37 = 71,658.42/x
  3. Step 3: Cross multiply
    249,194.98x = 373,747.37 × 71,658.42
  4. Step 4: Simplify right side
    249,194.98x = 26,782,146,355.84
  5. Step 5: Solve for x
    x = 26,782,146,355.84/249,194.98
  6. Step 6: Final answer
    x = 107,474.66

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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.