Home / 83,507.51-125,230.17-33,570.80

Finding the Fourth Proportional to 83,507.51, 125,230.17 and 33,570.80

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Solution

The fourth proportional to 83,507.51, 125,230.17 and 33,570.80 is: 50,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,507.51 : 125,230.17 = 33,570.80 : x
  2. Step 2: Convert to fraction form
    83,507.51/125,230.17 = 33,570.80/x
  3. Step 3: Cross multiply
    83,507.51x = 125,230.17 × 33,570.80
  4. Step 4: Simplify right side
    83,507.51x = 4,204,076,991.04
  5. Step 5: Solve for x
    x = 4,204,076,991.04/83,507.51
  6. Step 6: Final answer
    x = 50,343.70

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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.