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Finding the Fourth Proportional to 82,937.99, 114,444.39 and 47,117.97

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Solution

The fourth proportional to 82,937.99, 114,444.39 and 47,117.97 is: 65,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,937.99 : 114,444.39 = 47,117.97 : x
  2. Step 2: Convert to fraction form
    82,937.99/114,444.39 = 47,117.97/x
  3. Step 3: Cross multiply
    82,937.99x = 114,444.39 × 47,117.97
  4. Step 4: Simplify right side
    82,937.99x = 5,392,387,511.38
  5. Step 5: Solve for x
    x = 5,392,387,511.38/82,937.99
  6. Step 6: Final answer
    x = 65,017.10

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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.