Home / 65,148.72-89,907.24-36,853.84

Finding the Fourth Proportional to 65,148.72, 89,907.24 and 36,853.84

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Solution

The fourth proportional to 65,148.72, 89,907.24 and 36,853.84 is: 50,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,148.72 : 89,907.24 = 36,853.84 : x
  2. Step 2: Convert to fraction form
    65,148.72/89,907.24 = 36,853.84/x
  3. Step 3: Cross multiply
    65,148.72x = 89,907.24 × 36,853.84
  4. Step 4: Simplify right side
    65,148.72x = 3,313,427,037.80
  5. Step 5: Solve for x
    x = 3,313,427,037.80/65,148.72
  6. Step 6: Final answer
    x = 50,859.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.