Home / 126,173.55-189,261.02-37,427.71

Finding the Fourth Proportional to 126,173.55, 189,261.02 and 37,427.71

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Solution

The fourth proportional to 126,173.55, 189,261.02 and 37,427.71 is: 56,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,173.55 : 189,261.02 = 37,427.71 : x
  2. Step 2: Convert to fraction form
    126,173.55/189,261.02 = 37,427.71/x
  3. Step 3: Cross multiply
    126,173.55x = 189,261.02 × 37,427.71
  4. Step 4: Simplify right side
    126,173.55x = 7,083,606,570.86
  5. Step 5: Solve for x
    x = 7,083,606,570.86/126,173.55
  6. Step 6: Final answer
    x = 56,141.77

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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.