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Finding the Fourth Proportional to 84,793.92, 116,991.90 and 52,995.12

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Solution

The fourth proportional to 84,793.92, 116,991.90 and 52,995.12 is: 73,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,793.92 : 116,991.90 = 52,995.12 : x
  2. Step 2: Convert to fraction form
    84,793.92/116,991.90 = 52,995.12/x
  3. Step 3: Cross multiply
    84,793.92x = 116,991.90 × 52,995.12
  4. Step 4: Simplify right side
    84,793.92x = 6,199,999,779.53
  5. Step 5: Solve for x
    x = 6,199,999,779.53/84,793.92
  6. Step 6: Final answer
    x = 73,118.45

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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.