Home / 84,926.28-117,197.10-47,199.72

Finding the Fourth Proportional to 84,926.28, 117,197.10 and 47,199.72

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Solution

The fourth proportional to 84,926.28, 117,197.10 and 47,199.72 is: 65,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,926.28 : 117,197.10 = 47,199.72 : x
  2. Step 2: Convert to fraction form
    84,926.28/117,197.10 = 47,199.72/x
  3. Step 3: Cross multiply
    84,926.28x = 117,197.10 × 47,199.72
  4. Step 4: Simplify right side
    84,926.28x = 5,531,670,304.81
  5. Step 5: Solve for x
    x = 5,531,670,304.81/84,926.28
  6. Step 6: Final answer
    x = 65,134.97

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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.