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Finding the Fourth Proportional to 59,383.15, 89,059.15 and 21,953.93

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Solution

The fourth proportional to 59,383.15, 89,059.15 and 21,953.93 is: 32,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,383.15 : 89,059.15 = 21,953.93 : x
  2. Step 2: Convert to fraction form
    59,383.15/89,059.15 = 21,953.93/x
  3. Step 3: Cross multiply
    59,383.15x = 89,059.15 × 21,953.93
  4. Step 4: Simplify right side
    59,383.15x = 1,955,198,239.33
  5. Step 5: Solve for x
    x = 1,955,198,239.33/59,383.15
  6. Step 6: Final answer
    x = 32,925.13

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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.