Home / 272,037.90-408,056.85-146,066.70

Finding the Fourth Proportional to 272,037.90, 408,056.85 and 146,066.70

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Solution

The fourth proportional to 272,037.90, 408,056.85 and 146,066.70 is: 219,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,037.90 : 408,056.85 = 146,066.70 : x
  2. Step 2: Convert to fraction form
    272,037.90/408,056.85 = 146,066.70/x
  3. Step 3: Cross multiply
    272,037.90x = 408,056.85 × 146,066.70
  4. Step 4: Simplify right side
    272,037.90x = 59,603,517,491.90
  5. Step 5: Solve for x
    x = 59,603,517,491.90/272,037.90
  6. Step 6: Final answer
    x = 219,100.05

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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.