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Finding the Fourth Proportional to 114,579.52, 158,117.36 and 63,589.29

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Solution

The fourth proportional to 114,579.52, 158,117.36 and 63,589.29 is: 87,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,579.52 : 158,117.36 = 63,589.29 : x
  2. Step 2: Convert to fraction form
    114,579.52/158,117.36 = 63,589.29/x
  3. Step 3: Cross multiply
    114,579.52x = 158,117.36 × 63,589.29
  4. Step 4: Simplify right side
    114,579.52x = 10,054,571,174.13
  5. Step 5: Solve for x
    x = 10,054,571,174.13/114,579.52
  6. Step 6: Final answer
    x = 87,751.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.