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Finding the Fourth Proportional to 249,771.54, 374,656.56 and 89,847.24

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Solution

The fourth proportional to 249,771.54, 374,656.56 and 89,847.24 is: 134,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,771.54 : 374,656.56 = 89,847.24 : x
  2. Step 2: Convert to fraction form
    249,771.54/374,656.56 = 89,847.24/x
  3. Step 3: Cross multiply
    249,771.54x = 374,656.56 × 89,847.24
  4. Step 4: Simplify right side
    249,771.54x = 33,661,857,863.89
  5. Step 5: Solve for x
    x = 33,661,857,863.89/249,771.54
  6. Step 6: Final answer
    x = 134,770.59

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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.