Home / 141,280.56-211,931.78-40,076.90

Finding the Fourth Proportional to 141,280.56, 211,931.78 and 40,076.90

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Solution

The fourth proportional to 141,280.56, 211,931.78 and 40,076.90 is: 60,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,280.56 : 211,931.78 = 40,076.90 : x
  2. Step 2: Convert to fraction form
    141,280.56/211,931.78 = 40,076.90/x
  3. Step 3: Cross multiply
    141,280.56x = 211,931.78 × 40,076.90
  4. Step 4: Simplify right side
    141,280.56x = 8,493,569,348.24
  5. Step 5: Solve for x
    x = 8,493,569,348.24/141,280.56
  6. Step 6: Final answer
    x = 60,118.46

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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.