Home / 146,869.30-220,312.32-41,680

Finding the Fourth Proportional to 146,869.30, 220,312.32 and 41,680

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Solution

The fourth proportional to 146,869.30, 220,312.32 and 41,680 is: 62,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,869.30 : 220,312.32 = 41,680 : x
  2. Step 2: Convert to fraction form
    146,869.30/220,312.32 = 41,680/x
  3. Step 3: Cross multiply
    146,869.30x = 220,312.32 × 41,680
  4. Step 4: Simplify right side
    146,869.30x = 9,182,617,497.60
  5. Step 5: Solve for x
    x = 9,182,617,497.60/146,869.30
  6. Step 6: Final answer
    x = 62,522.38

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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.