Home / 83,539.08-125,279.43-33,606.21

Finding the Fourth Proportional to 83,539.08, 125,279.43 and 33,606.21

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Solution

The fourth proportional to 83,539.08, 125,279.43 and 33,606.21 is: 50,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,539.08 : 125,279.43 = 33,606.21 : x
  2. Step 2: Convert to fraction form
    83,539.08/125,279.43 = 33,606.21/x
  3. Step 3: Cross multiply
    83,539.08x = 125,279.43 × 33,606.21
  4. Step 4: Simplify right side
    83,539.08x = 4,210,166,833.26
  5. Step 5: Solve for x
    x = 4,210,166,833.26/83,539.08
  6. Step 6: Final answer
    x = 50,397.57

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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.