Home / 126,184.52-189,316.20-37,438.46

Finding the Fourth Proportional to 126,184.52, 189,316.20 and 37,438.46

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Solution

The fourth proportional to 126,184.52, 189,316.20 and 37,438.46 is: 56,169.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,184.52 : 189,316.20 = 37,438.46 : x
  2. Step 2: Convert to fraction form
    126,184.52/189,316.20 = 37,438.46/x
  3. Step 3: Cross multiply
    126,184.52x = 189,316.20 × 37,438.46
  4. Step 4: Simplify right side
    126,184.52x = 7,087,706,981.05
  5. Step 5: Solve for x
    x = 7,087,706,981.05/126,184.52
  6. Step 6: Final answer
    x = 56,169.39

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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.