Home / 202,968.04-280,079.22-112,322.20

Finding the Fourth Proportional to 202,968.04, 280,079.22 and 112,322.20

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Solution

The fourth proportional to 202,968.04, 280,079.22 and 112,322.20 is: 154,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,968.04 : 280,079.22 = 112,322.20 : x
  2. Step 2: Convert to fraction form
    202,968.04/280,079.22 = 112,322.20/x
  3. Step 3: Cross multiply
    202,968.04x = 280,079.22 × 112,322.20
  4. Step 4: Simplify right side
    202,968.04x = 31,459,114,164.68
  5. Step 5: Solve for x
    x = 31,459,114,164.68/202,968.04
  6. Step 6: Final answer
    x = 154,995.41

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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.