Home / 83,555.64-125,302.24-33,618.87

Finding the Fourth Proportional to 83,555.64, 125,302.24 and 33,618.87

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Solution

The fourth proportional to 83,555.64, 125,302.24 and 33,618.87 is: 50,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,555.64 : 125,302.24 = 33,618.87 : x
  2. Step 2: Convert to fraction form
    83,555.64/125,302.24 = 33,618.87/x
  3. Step 3: Cross multiply
    83,555.64x = 125,302.24 × 33,618.87
  4. Step 4: Simplify right side
    83,555.64x = 4,212,519,717.27
  5. Step 5: Solve for x
    x = 4,212,519,717.27/83,555.64
  6. Step 6: Final answer
    x = 50,415.74

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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.