Home / 146,121.08-219,180.11-46,281.24

Finding the Fourth Proportional to 146,121.08, 219,180.11 and 46,281.24

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Solution

The fourth proportional to 146,121.08, 219,180.11 and 46,281.24 is: 69,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,121.08 : 219,180.11 = 46,281.24 : x
  2. Step 2: Convert to fraction form
    146,121.08/219,180.11 = 46,281.24/x
  3. Step 3: Cross multiply
    146,121.08x = 219,180.11 × 46,281.24
  4. Step 4: Simplify right side
    146,121.08x = 10,143,927,042.73
  5. Step 5: Solve for x
    x = 10,143,927,042.73/146,121.08
  6. Step 6: Final answer
    x = 69,421.38

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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.