Home / 126,288.53-189,463.99-37,541.66

Finding the Fourth Proportional to 126,288.53, 189,463.99 and 37,541.66

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Solution

The fourth proportional to 126,288.53, 189,463.99 and 37,541.66 is: 56,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,288.53 : 189,463.99 = 37,541.66 : x
  2. Step 2: Convert to fraction form
    126,288.53/189,463.99 = 37,541.66/x
  3. Step 3: Cross multiply
    126,288.53x = 189,463.99 × 37,541.66
  4. Step 4: Simplify right side
    126,288.53x = 7,112,793,074.63
  5. Step 5: Solve for x
    x = 7,112,793,074.63/126,288.53
  6. Step 6: Final answer
    x = 56,321.77

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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.