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Finding the Fourth Proportional to 82,529.70, 113,893.71 and 46,718.97

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Solution

The fourth proportional to 82,529.70, 113,893.71 and 46,718.97 is: 64,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,529.70 : 113,893.71 = 46,718.97 : x
  2. Step 2: Convert to fraction form
    82,529.70/113,893.71 = 46,718.97/x
  3. Step 3: Cross multiply
    82,529.70x = 113,893.71 × 46,718.97
  4. Step 4: Simplify right side
    82,529.70x = 5,320,996,820.68
  5. Step 5: Solve for x
    x = 5,320,996,820.68/82,529.70
  6. Step 6: Final answer
    x = 64,473.72

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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.