Home / 202,632.12-304,035.66-109,119.24

Finding the Fourth Proportional to 202,632.12, 304,035.66 and 109,119.24

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Solution

The fourth proportional to 202,632.12, 304,035.66 and 109,119.24 is: 163,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,632.12 : 304,035.66 = 109,119.24 : x
  2. Step 2: Convert to fraction form
    202,632.12/304,035.66 = 109,119.24/x
  3. Step 3: Cross multiply
    202,632.12x = 304,035.66 × 109,119.24
  4. Step 4: Simplify right side
    202,632.12x = 33,176,140,152.10
  5. Step 5: Solve for x
    x = 33,176,140,152.10/202,632.12
  6. Step 6: Final answer
    x = 163,725.97

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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.