Home / 126,023.10-189,034.65-37,269.69

Finding the Fourth Proportional to 126,023.10, 189,034.65 and 37,269.69

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Solution

The fourth proportional to 126,023.10, 189,034.65 and 37,269.69 is: 55,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,023.10 : 189,034.65 = 37,269.69 : x
  2. Step 2: Convert to fraction form
    126,023.10/189,034.65 = 37,269.69/x
  3. Step 3: Cross multiply
    126,023.10x = 189,034.65 × 37,269.69
  4. Step 4: Simplify right side
    126,023.10x = 7,045,263,795.68
  5. Step 5: Solve for x
    x = 7,045,263,795.68/126,023.10
  6. Step 6: Final answer
    x = 55,904.54

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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.