Home / 223,303.38-334,954.32-90,182.16

Finding the Fourth Proportional to 223,303.38, 334,954.32 and 90,182.16

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Solution

The fourth proportional to 223,303.38, 334,954.32 and 90,182.16 is: 135,272.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,303.38 : 334,954.32 = 90,182.16 : x
  2. Step 2: Convert to fraction form
    223,303.38/334,954.32 = 90,182.16/x
  3. Step 3: Cross multiply
    223,303.38x = 334,954.32 × 90,182.16
  4. Step 4: Simplify right side
    223,303.38x = 30,206,904,078.93
  5. Step 5: Solve for x
    x = 30,206,904,078.93/223,303.38
  6. Step 6: Final answer
    x = 135,272.94

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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.