Home / 225,784.08-338,632.95-113,433.16

Finding the Fourth Proportional to 225,784.08, 338,632.95 and 113,433.16

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Solution

The fourth proportional to 225,784.08, 338,632.95 and 113,433.16 is: 170,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,784.08 : 338,632.95 = 113,433.16 : x
  2. Step 2: Convert to fraction form
    225,784.08/338,632.95 = 113,433.16/x
  3. Step 3: Cross multiply
    225,784.08x = 338,632.95 × 113,433.16
  4. Step 4: Simplify right side
    225,784.08x = 38,412,205,598.62
  5. Step 5: Solve for x
    x = 38,412,205,598.62/225,784.08
  6. Step 6: Final answer
    x = 170,128.05

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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.