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Finding the Fourth Proportional to 88,141.65, 132,184.44 and 28,963.68

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Solution

The fourth proportional to 88,141.65, 132,184.44 and 28,963.68 is: 43,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,141.65 : 132,184.44 = 28,963.68 : x
  2. Step 2: Convert to fraction form
    88,141.65/132,184.44 = 28,963.68/x
  3. Step 3: Cross multiply
    88,141.65x = 132,184.44 × 28,963.68
  4. Step 4: Simplify right side
    88,141.65x = 3,828,547,821.14
  5. Step 5: Solve for x
    x = 3,828,547,821.14/88,141.65
  6. Step 6: Final answer
    x = 43,436.31

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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.