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Finding the Fourth Proportional to 59,905.84, 89,859.12 and 26,618.08

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Solution

The fourth proportional to 59,905.84, 89,859.12 and 26,618.08 is: 39,927.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,905.84 : 89,859.12 = 26,618.08 : x
  2. Step 2: Convert to fraction form
    59,905.84/89,859.12 = 26,618.08/x
  3. Step 3: Cross multiply
    59,905.84x = 89,859.12 × 26,618.08
  4. Step 4: Simplify right side
    59,905.84x = 2,391,877,244.89
  5. Step 5: Solve for x
    x = 2,391,877,244.89/59,905.84
  6. Step 6: Final answer
    x = 39,927.28

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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.