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Finding the Fourth Proportional to 59,881.84, 89,841.71 and 17,762.09

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Solution

The fourth proportional to 59,881.84, 89,841.71 and 17,762.09 is: 26,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,881.84 : 89,841.71 = 17,762.09 : x
  2. Step 2: Convert to fraction form
    59,881.84/89,841.71 = 17,762.09/x
  3. Step 3: Cross multiply
    59,881.84x = 89,841.71 × 17,762.09
  4. Step 4: Simplify right side
    59,881.84x = 1,595,776,133.97
  5. Step 5: Solve for x
    x = 1,595,776,133.97/59,881.84
  6. Step 6: Final answer
    x = 26,648.75

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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.