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Finding the Fourth Proportional to 84,714.96, 116,905.80 and 46,988.24

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Solution

The fourth proportional to 84,714.96, 116,905.80 and 46,988.24 is: 64,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,714.96 : 116,905.80 = 46,988.24 : x
  2. Step 2: Convert to fraction form
    84,714.96/116,905.80 = 46,988.24/x
  3. Step 3: Cross multiply
    84,714.96x = 116,905.80 × 46,988.24
  4. Step 4: Simplify right side
    84,714.96x = 5,493,197,787.79
  5. Step 5: Solve for x
    x = 5,493,197,787.79/84,714.96
  6. Step 6: Final answer
    x = 64,843.30

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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.