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Finding the Fourth Proportional to 59,488, 89,266.56 and 26,656

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Solution

The fourth proportional to 59,488, 89,266.56 and 26,656 is: 39,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,488 : 89,266.56 = 26,656 : x
  2. Step 2: Convert to fraction form
    59,488/89,266.56 = 26,656/x
  3. Step 3: Cross multiply
    59,488x = 89,266.56 × 26,656
  4. Step 4: Simplify right side
    59,488x = 2,379,489,423.36
  5. Step 5: Solve for x
    x = 2,379,489,423.36/59,488
  6. Step 6: Final answer
    x = 39,999.49

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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.