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Finding the Fourth Proportional to 84,618.62, 116,773.70 and 46,892.88

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Solution

The fourth proportional to 84,618.62, 116,773.70 and 46,892.88 is: 64,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,618.62 : 116,773.70 = 46,892.88 : x
  2. Step 2: Convert to fraction form
    84,618.62/116,773.70 = 46,892.88/x
  3. Step 3: Cross multiply
    84,618.62x = 116,773.70 × 46,892.88
  4. Step 4: Simplify right side
    84,618.62x = 5,475,855,101.26
  5. Step 5: Solve for x
    x = 5,475,855,101.26/84,618.62
  6. Step 6: Final answer
    x = 64,712.18

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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.