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Finding the Fourth Proportional to 59,696.58, 89,564.30 and 28,534.26

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Solution

The fourth proportional to 59,696.58, 89,564.30 and 28,534.26 is: 42,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,696.58 : 89,564.30 = 28,534.26 : x
  2. Step 2: Convert to fraction form
    59,696.58/89,564.30 = 28,534.26/x
  3. Step 3: Cross multiply
    59,696.58x = 89,564.30 × 28,534.26
  4. Step 4: Simplify right side
    59,696.58x = 2,555,651,022.92
  5. Step 5: Solve for x
    x = 2,555,651,022.92/59,696.58
  6. Step 6: Final answer
    x = 42,810.68

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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.