Home / 122,117.81-182,861.24-84,283.83

Finding the Fourth Proportional to 122,117.81, 182,861.24 and 84,283.83

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Solution

The fourth proportional to 122,117.81, 182,861.24 and 84,283.83 is: 126,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,117.81 : 182,861.24 = 84,283.83 : x
  2. Step 2: Convert to fraction form
    122,117.81/182,861.24 = 84,283.83/x
  3. Step 3: Cross multiply
    122,117.81x = 182,861.24 × 84,283.83
  4. Step 4: Simplify right side
    122,117.81x = 15,412,245,244.33
  5. Step 5: Solve for x
    x = 15,412,245,244.33/122,117.81
  6. Step 6: Final answer
    x = 126,208.01

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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.