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Finding the Fourth Proportional to 115,180.62, 158,894.91 and 67,404.39

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Solution

The fourth proportional to 115,180.62, 158,894.91 and 67,404.39 is: 92,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,180.62 : 158,894.91 = 67,404.39 : x
  2. Step 2: Convert to fraction form
    115,180.62/158,894.91 = 67,404.39/x
  3. Step 3: Cross multiply
    115,180.62x = 158,894.91 × 67,404.39
  4. Step 4: Simplify right side
    115,180.62x = 10,710,214,482.65
  5. Step 5: Solve for x
    x = 10,710,214,482.65/115,180.62
  6. Step 6: Final answer
    x = 92,986.25

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