Home / 246,504.12-369,811.57-78,034.55

Finding the Fourth Proportional to 246,504.12, 369,811.57 and 78,034.55

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Solution

The fourth proportional to 246,504.12, 369,811.57 and 78,034.55 is: 117,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,504.12 : 369,811.57 = 78,034.55 : x
  2. Step 2: Convert to fraction form
    246,504.12/369,811.57 = 78,034.55/x
  3. Step 3: Cross multiply
    246,504.12x = 369,811.57 × 78,034.55
  4. Step 4: Simplify right side
    246,504.12x = 28,858,079,449.74
  5. Step 5: Solve for x
    x = 28,858,079,449.74/246,504.12
  6. Step 6: Final answer
    x = 117,069.36

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1.5x scale

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.