Home / 126,166.05-189,216.82-37,398.86

Finding the Fourth Proportional to 126,166.05, 189,216.82 and 37,398.86

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Solution

The fourth proportional to 126,166.05, 189,216.82 and 37,398.86 is: 56,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,166.05 : 189,216.82 = 37,398.86 : x
  2. Step 2: Convert to fraction form
    126,166.05/189,216.82 = 37,398.86/x
  3. Step 3: Cross multiply
    126,166.05x = 189,216.82 × 37,398.86
  4. Step 4: Simplify right side
    126,166.05x = 7,076,492,321.24
  5. Step 5: Solve for x
    x = 7,076,492,321.24/126,166.05
  6. Step 6: Final answer
    x = 56,088.72

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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.