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Finding the Fourth Proportional to 59,752.64, 89,629.02 and 15,379.49

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Solution

The fourth proportional to 59,752.64, 89,629.02 and 15,379.49 is: 23,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,752.64 : 89,629.02 = 15,379.49 : x
  2. Step 2: Convert to fraction form
    59,752.64/89,629.02 = 15,379.49/x
  3. Step 3: Cross multiply
    59,752.64x = 89,629.02 × 15,379.49
  4. Step 4: Simplify right side
    59,752.64x = 1,378,448,168.65
  5. Step 5: Solve for x
    x = 1,378,448,168.65/59,752.64
  6. Step 6: Final answer
    x = 23,069.24

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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.