Home / 82,845.99-114,328.80-47,036.97

Finding the Fourth Proportional to 82,845.99, 114,328.80 and 47,036.97

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Solution

The fourth proportional to 82,845.99, 114,328.80 and 47,036.97 is: 64,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,845.99 : 114,328.80 = 47,036.97 : x
  2. Step 2: Convert to fraction form
    82,845.99/114,328.80 = 47,036.97/x
  3. Step 3: Cross multiply
    82,845.99x = 114,328.80 × 47,036.97
  4. Step 4: Simplify right side
    82,845.99x = 5,377,680,335.74
  5. Step 5: Solve for x
    x = 5,377,680,335.74/82,845.99
  6. Step 6: Final answer
    x = 64,911.78

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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.