Home / 146,117.75-219,174.17-46,277.78

Finding the Fourth Proportional to 146,117.75, 219,174.17 and 46,277.78

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Solution

The fourth proportional to 146,117.75, 219,174.17 and 46,277.78 is: 69,415.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,117.75 : 219,174.17 = 46,277.78 : x
  2. Step 2: Convert to fraction form
    146,117.75/219,174.17 = 46,277.78/x
  3. Step 3: Cross multiply
    146,117.75x = 219,174.17 × 46,277.78
  4. Step 4: Simplify right side
    146,117.75x = 10,142,892,693.68
  5. Step 5: Solve for x
    x = 10,142,892,693.68/146,117.75
  6. Step 6: Final answer
    x = 69,415.89

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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.