Home / 246,109.46-369,172.08-77,631.35

Finding the Fourth Proportional to 246,109.46, 369,172.08 and 77,631.35

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Solution

The fourth proportional to 246,109.46, 369,172.08 and 77,631.35 is: 116,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,109.46 : 369,172.08 = 77,631.35 : x
  2. Step 2: Convert to fraction form
    246,109.46/369,172.08 = 77,631.35/x
  3. Step 3: Cross multiply
    246,109.46x = 369,172.08 × 77,631.35
  4. Step 4: Simplify right side
    246,109.46x = 28,659,325,106.85
  5. Step 5: Solve for x
    x = 28,659,325,106.85/246,109.46
  6. Step 6: Final answer
    x = 116,449.51

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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.