Home / 84,184.25-126,311.00-61,809.18

Finding the Fourth Proportional to 84,184.25, 126,311.00 and 61,809.18

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Solution

The fourth proportional to 84,184.25, 126,311.00 and 61,809.18 is: 92,739.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,184.25 : 126,311.00 = 61,809.18 : x
  2. Step 2: Convert to fraction form
    84,184.25/126,311.00 = 61,809.18/x
  3. Step 3: Cross multiply
    84,184.25x = 126,311.00 × 61,809.18
  4. Step 4: Simplify right side
    84,184.25x = 7,807,178,552.27
  5. Step 5: Solve for x
    x = 7,807,178,552.27/84,184.25
  6. Step 6: Final answer
    x = 92,739.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.