Home / 240,144.19-360,226.01-90,368.71

Finding the Fourth Proportional to 240,144.19, 360,226.01 and 90,368.71

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Solution

The fourth proportional to 240,144.19, 360,226.01 and 90,368.71 is: 135,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,144.19 : 360,226.01 = 90,368.71 : x
  2. Step 2: Convert to fraction form
    240,144.19/360,226.01 = 90,368.71/x
  3. Step 3: Cross multiply
    240,144.19x = 360,226.01 × 90,368.71
  4. Step 4: Simplify right side
    240,144.19x = 32,553,159,380.30
  5. Step 5: Solve for x
    x = 32,553,159,380.30/240,144.19
  6. Step 6: Final answer
    x = 135,556.72

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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.