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Finding the Fourth Proportional to 59,081.12, 88,638.96 and 22,148

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Solution

The fourth proportional to 59,081.12, 88,638.96 and 22,148 is: 33,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,081.12 : 88,638.96 = 22,148 : x
  2. Step 2: Convert to fraction form
    59,081.12/88,638.96 = 22,148/x
  3. Step 3: Cross multiply
    59,081.12x = 88,638.96 × 22,148
  4. Step 4: Simplify right side
    59,081.12x = 1,963,175,686.08
  5. Step 5: Solve for x
    x = 1,963,175,686.08/59,081.12
  6. Step 6: Final answer
    x = 33,228.48

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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.