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Finding the Fourth Proportional to 88,153.94, 132,240.13 and 28,994.22

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Solution

The fourth proportional to 88,153.94, 132,240.13 and 28,994.22 is: 43,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,153.94 : 132,240.13 = 28,994.22 : x
  2. Step 2: Convert to fraction form
    88,153.94/132,240.13 = 28,994.22/x
  3. Step 3: Cross multiply
    88,153.94x = 132,240.13 × 28,994.22
  4. Step 4: Simplify right side
    88,153.94x = 3,834,199,471.88
  5. Step 5: Solve for x
    x = 3,834,199,471.88/88,153.94
  6. Step 6: Final answer
    x = 43,494.36

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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.