Home / 84,028.34-126,062.12-27,864.34

Finding the Fourth Proportional to 84,028.34, 126,062.12 and 27,864.34

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Solution

The fourth proportional to 84,028.34, 126,062.12 and 27,864.34 is: 41,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,028.34 : 126,062.12 = 27,864.34 : x
  2. Step 2: Convert to fraction form
    84,028.34/126,062.12 = 27,864.34/x
  3. Step 3: Cross multiply
    84,028.34x = 126,062.12 × 27,864.34
  4. Step 4: Simplify right side
    84,028.34x = 3,512,637,772.80
  5. Step 5: Solve for x
    x = 3,512,637,772.80/84,028.34
  6. Step 6: Final answer
    x = 41,803.01

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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.