Home / 146,209.05-219,280.77-67,247.42

Finding the Fourth Proportional to 146,209.05, 219,280.77 and 67,247.42

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Solution

The fourth proportional to 146,209.05, 219,280.77 and 67,247.42 is: 100,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,209.05 : 219,280.77 = 67,247.42 : x
  2. Step 2: Convert to fraction form
    146,209.05/219,280.77 = 67,247.42/x
  3. Step 3: Cross multiply
    146,209.05x = 219,280.77 × 67,247.42
  4. Step 4: Simplify right side
    146,209.05x = 14,746,064,941.71
  5. Step 5: Solve for x
    x = 14,746,064,941.71/146,209.05
  6. Step 6: Final answer
    x = 100,856.03

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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.