Home / 202,962.08-280,088.22-112,324.30

Finding the Fourth Proportional to 202,962.08, 280,088.22 and 112,324.30

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Solution

The fourth proportional to 202,962.08, 280,088.22 and 112,324.30 is: 155,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,962.08 : 280,088.22 = 112,324.30 : x
  2. Step 2: Convert to fraction form
    202,962.08/280,088.22 = 112,324.30/x
  3. Step 3: Cross multiply
    202,962.08x = 280,088.22 × 112,324.30
  4. Step 4: Simplify right side
    202,962.08x = 31,460,711,287.68
  5. Step 5: Solve for x
    x = 31,460,711,287.68/202,962.08
  6. Step 6: Final answer
    x = 155,007.83

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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.