Home / 83,705.37-125,459.58-33,718.71

Finding the Fourth Proportional to 83,705.37, 125,459.58 and 33,718.71

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Solution

The fourth proportional to 83,705.37, 125,459.58 and 33,718.71 is: 50,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,705.37 : 125,459.58 = 33,718.71 : x
  2. Step 2: Convert to fraction form
    83,705.37/125,459.58 = 33,718.71/x
  3. Step 3: Cross multiply
    83,705.37x = 125,459.58 × 33,718.71
  4. Step 4: Simplify right side
    83,705.37x = 4,230,335,194.74
  5. Step 5: Solve for x
    x = 4,230,335,194.74/83,705.37
  6. Step 6: Final answer
    x = 50,538.40

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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.