Home / 82,476.59-113,811.97-48,486.51

Finding the Fourth Proportional to 82,476.59, 113,811.97 and 48,486.51

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Solution

The fourth proportional to 82,476.59, 113,811.97 and 48,486.51 is: 66,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,476.59 : 113,811.97 = 48,486.51 : x
  2. Step 2: Convert to fraction form
    82,476.59/113,811.97 = 48,486.51/x
  3. Step 3: Cross multiply
    82,476.59x = 113,811.97 × 48,486.51
  4. Step 4: Simplify right side
    82,476.59x = 5,518,345,221.52
  5. Step 5: Solve for x
    x = 5,518,345,221.52/82,476.59
  6. Step 6: Final answer
    x = 66,908.02

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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.