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Finding the Fourth Proportional to 88,154.69, 132,241.26 and 28,994.97

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Solution

The fourth proportional to 88,154.69, 132,241.26 and 28,994.97 is: 43,495.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,154.69 : 132,241.26 = 28,994.97 : x
  2. Step 2: Convert to fraction form
    88,154.69/132,241.26 = 28,994.97/x
  3. Step 3: Cross multiply
    88,154.69x = 132,241.26 × 28,994.97
  4. Step 4: Simplify right side
    88,154.69x = 3,834,331,366.46
  5. Step 5: Solve for x
    x = 3,834,331,366.46/88,154.69
  6. Step 6: Final answer
    x = 43,495.49

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1.5x scale

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.