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Finding the Fourth Proportional to 88,026.84, 132,012.63 and 28,849.32

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Solution

The fourth proportional to 88,026.84, 132,012.63 and 28,849.32 is: 43,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,026.84 : 132,012.63 = 28,849.32 : x
  2. Step 2: Convert to fraction form
    88,026.84/132,012.63 = 28,849.32/x
  3. Step 3: Cross multiply
    88,026.84x = 132,012.63 × 28,849.32
  4. Step 4: Simplify right side
    88,026.84x = 3,808,474,606.91
  5. Step 5: Solve for x
    x = 3,808,474,606.91/88,026.84
  6. Step 6: Final answer
    x = 43,264.92

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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.