Home / 65,425.28-90,196.18-44,170.88

Finding the Fourth Proportional to 65,425.28, 90,196.18 and 44,170.88

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Solution

The fourth proportional to 65,425.28, 90,196.18 and 44,170.88 is: 60,894.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,425.28 : 90,196.18 = 44,170.88 : x
  2. Step 2: Convert to fraction form
    65,425.28/90,196.18 = 44,170.88/x
  3. Step 3: Cross multiply
    65,425.28x = 90,196.18 × 44,170.88
  4. Step 4: Simplify right side
    65,425.28x = 3,984,044,643.24
  5. Step 5: Solve for x
    x = 3,984,044,643.24/65,425.28
  6. Step 6: Final answer
    x = 60,894.58

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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.