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Finding the Fourth Proportional to 58,706.73, 88,072.51 and 19,260.54

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Solution

The fourth proportional to 58,706.73, 88,072.51 and 19,260.54 is: 28,894.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,706.73 : 88,072.51 = 19,260.54 : x
  2. Step 2: Convert to fraction form
    58,706.73/88,072.51 = 19,260.54/x
  3. Step 3: Cross multiply
    58,706.73x = 88,072.51 × 19,260.54
  4. Step 4: Simplify right side
    58,706.73x = 1,696,323,613.24
  5. Step 5: Solve for x
    x = 1,696,323,613.24/58,706.73
  6. Step 6: Final answer
    x = 28,894.88

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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.