Home / 146,209.30-219,281.15-67,247.67

Finding the Fourth Proportional to 146,209.30, 219,281.15 and 67,247.67

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Solution

The fourth proportional to 146,209.30, 219,281.15 and 67,247.67 is: 100,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,209.30 : 219,281.15 = 67,247.67 : x
  2. Step 2: Convert to fraction form
    146,209.30/219,281.15 = 67,247.67/x
  3. Step 3: Cross multiply
    146,209.30x = 219,281.15 × 67,247.67
  4. Step 4: Simplify right side
    146,209.30x = 14,746,144,979.78
  5. Step 5: Solve for x
    x = 14,746,144,979.78/146,209.30
  6. Step 6: Final answer
    x = 100,856.41

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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.