Home / 82,884.11-124,325.25-49,613.45

Finding the Fourth Proportional to 82,884.11, 124,325.25 and 49,613.45

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Solution

The fourth proportional to 82,884.11, 124,325.25 and 49,613.45 is: 74,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,884.11 : 124,325.25 = 49,613.45 : x
  2. Step 2: Convert to fraction form
    82,884.11/124,325.25 = 49,613.45/x
  3. Step 3: Cross multiply
    82,884.11x = 124,325.25 × 49,613.45
  4. Step 4: Simplify right side
    82,884.11x = 6,168,204,574.61
  5. Step 5: Solve for x
    x = 6,168,204,574.61/82,884.11
  6. Step 6: Final answer
    x = 74,419.63

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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.