Home / 112,279.78-168,426.96-37,396.90

Finding the Fourth Proportional to 112,279.78, 168,426.96 and 37,396.90

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Solution

The fourth proportional to 112,279.78, 168,426.96 and 37,396.90 is: 56,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,279.78 : 168,426.96 = 37,396.90 : x
  2. Step 2: Convert to fraction form
    112,279.78/168,426.96 = 37,396.90/x
  3. Step 3: Cross multiply
    112,279.78x = 168,426.96 × 37,396.90
  4. Step 4: Simplify right side
    112,279.78x = 6,298,646,180.42
  5. Step 5: Solve for x
    x = 6,298,646,180.42/112,279.78
  6. Step 6: Final answer
    x = 56,097.78

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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.