Home / 198,214.72-273,547.33-112,178.14

Finding the Fourth Proportional to 198,214.72, 273,547.33 and 112,178.14

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Solution

The fourth proportional to 198,214.72, 273,547.33 and 112,178.14 is: 154,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,214.72 : 273,547.33 = 112,178.14 : x
  2. Step 2: Convert to fraction form
    198,214.72/273,547.33 = 112,178.14/x
  3. Step 3: Cross multiply
    198,214.72x = 273,547.33 × 112,178.14
  4. Step 4: Simplify right side
    198,214.72x = 30,686,029,717.05
  5. Step 5: Solve for x
    x = 30,686,029,717.05/198,214.72
  6. Step 6: Final answer
    x = 154,812.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.