Home / 215,651.97-297,595.76-117,536.04

Finding the Fourth Proportional to 215,651.97, 297,595.76 and 117,536.04

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Solution

The fourth proportional to 215,651.97, 297,595.76 and 117,536.04 is: 162,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,651.97 : 297,595.76 = 117,536.04 : x
  2. Step 2: Convert to fraction form
    215,651.97/297,595.76 = 117,536.04/x
  3. Step 3: Cross multiply
    215,651.97x = 297,595.76 × 117,536.04
  4. Step 4: Simplify right side
    215,651.97x = 34,978,226,563.51
  5. Step 5: Solve for x
    x = 34,978,226,563.51/215,651.97
  6. Step 6: Final answer
    x = 162,197.57

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1.5x scale

Why These Related Problems?

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