Home / 243,198.27-364,782.94-74,720.22

Finding the Fourth Proportional to 243,198.27, 364,782.94 and 74,720.22

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Solution

The fourth proportional to 243,198.27, 364,782.94 and 74,720.22 is: 112,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,198.27 : 364,782.94 = 74,720.22 : x
  2. Step 2: Convert to fraction form
    243,198.27/364,782.94 = 74,720.22/x
  3. Step 3: Cross multiply
    243,198.27x = 364,782.94 × 74,720.22
  4. Step 4: Simplify right side
    243,198.27x = 27,256,662,446.52
  5. Step 5: Solve for x
    x = 27,256,662,446.52/243,198.27
  6. Step 6: Final answer
    x = 112,075.89

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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.