Home / 126,171.48-189,228.06-37,403.58

Finding the Fourth Proportional to 126,171.48, 189,228.06 and 37,403.58

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Solution

The fourth proportional to 126,171.48, 189,228.06 and 37,403.58 is: 56,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,171.48 : 189,228.06 = 37,403.58 : x
  2. Step 2: Convert to fraction form
    126,171.48/189,228.06 = 37,403.58/x
  3. Step 3: Cross multiply
    126,171.48x = 189,228.06 × 37,403.58
  4. Step 4: Simplify right side
    126,171.48x = 7,077,806,880.45
  5. Step 5: Solve for x
    x = 7,077,806,880.45/126,171.48
  6. Step 6: Final answer
    x = 56,096.73

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1.5x scale

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.