Home / 84,518.38-126,804.10-50,823.19

Finding the Fourth Proportional to 84,518.38, 126,804.10 and 50,823.19

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Solution

The fourth proportional to 84,518.38, 126,804.10 and 50,823.19 is: 76,250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,518.38 : 126,804.10 = 50,823.19 : x
  2. Step 2: Convert to fraction form
    84,518.38/126,804.10 = 50,823.19/x
  3. Step 3: Cross multiply
    84,518.38x = 126,804.10 × 50,823.19
  4. Step 4: Simplify right side
    84,518.38x = 6,444,588,867.08
  5. Step 5: Solve for x
    x = 6,444,588,867.08/84,518.38
  6. Step 6: Final answer
    x = 76,250.74

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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.