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Finding the Fourth Proportional to 84,412.82, 116,484.80 and 46,164.92

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Solution

The fourth proportional to 84,412.82, 116,484.80 and 46,164.92 is: 63,704.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,412.82 : 116,484.80 = 46,164.92 : x
  2. Step 2: Convert to fraction form
    84,412.82/116,484.80 = 46,164.92/x
  3. Step 3: Cross multiply
    84,412.82x = 116,484.80 × 46,164.92
  4. Step 4: Simplify right side
    84,412.82x = 5,377,511,473.22
  5. Step 5: Solve for x
    x = 5,377,511,473.22/84,412.82
  6. Step 6: Final answer
    x = 63,704.91

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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.