Home / 134,857.10-202,285.65-108,613.10

Finding the Fourth Proportional to 134,857.10, 202,285.65 and 108,613.10

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Solution

The fourth proportional to 134,857.10, 202,285.65 and 108,613.10 is: 162,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,857.10 : 202,285.65 = 108,613.10 : x
  2. Step 2: Convert to fraction form
    134,857.10/202,285.65 = 108,613.10/x
  3. Step 3: Cross multiply
    134,857.10x = 202,285.65 × 108,613.10
  4. Step 4: Simplify right side
    134,857.10x = 21,970,871,532.02
  5. Step 5: Solve for x
    x = 21,970,871,532.02/134,857.10
  6. Step 6: Final answer
    x = 162,919.65

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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.