Home / 181,138.02-271,619.64-75,928.74

Finding the Fourth Proportional to 181,138.02, 271,619.64 and 75,928.74

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Solution

The fourth proportional to 181,138.02, 271,619.64 and 75,928.74 is: 113,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,138.02 : 271,619.64 = 75,928.74 : x
  2. Step 2: Convert to fraction form
    181,138.02/271,619.64 = 75,928.74/x
  3. Step 3: Cross multiply
    181,138.02x = 271,619.64 × 75,928.74
  4. Step 4: Simplify right side
    181,138.02x = 20,623,737,024.45
  5. Step 5: Solve for x
    x = 20,623,737,024.45/181,138.02
  6. Step 6: Final answer
    x = 113,856.48

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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.