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Finding the Fourth Proportional to 245,063.10, 367,617.36 and 95,314.65

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Solution

The fourth proportional to 245,063.10, 367,617.36 and 95,314.65 is: 142,980.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,063.10 : 367,617.36 = 95,314.65 : x
  2. Step 2: Convert to fraction form
    245,063.10/367,617.36 = 95,314.65/x
  3. Step 3: Cross multiply
    245,063.10x = 367,617.36 × 95,314.65
  4. Step 4: Simplify right side
    245,063.10x = 35,039,320,002.32
  5. Step 5: Solve for x
    x = 35,039,320,002.32/245,063.10
  6. Step 6: Final answer
    x = 142,980.81

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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.