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Finding the Fourth Proportional to 84,364.89, 116,446.64 and 52,514.88

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Solution

The fourth proportional to 84,364.89, 116,446.64 and 52,514.88 is: 72,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,364.89 : 116,446.64 = 52,514.88 : x
  2. Step 2: Convert to fraction form
    84,364.89/116,446.64 = 52,514.88/x
  3. Step 3: Cross multiply
    84,364.89x = 116,446.64 × 52,514.88
  4. Step 4: Simplify right side
    84,364.89x = 6,115,181,326.00
  5. Step 5: Solve for x
    x = 6,115,181,326.00/84,364.89
  6. Step 6: Final answer
    x = 72,484.91

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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.