Home / 146,109.56-219,176.82-51,331.51

Finding the Fourth Proportional to 146,109.56, 219,176.82 and 51,331.51

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Solution

The fourth proportional to 146,109.56, 219,176.82 and 51,331.51 is: 77,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,109.56 : 219,176.82 = 51,331.51 : x
  2. Step 2: Convert to fraction form
    146,109.56/219,176.82 = 51,331.51/x
  3. Step 3: Cross multiply
    146,109.56x = 219,176.82 × 51,331.51
  4. Step 4: Simplify right side
    146,109.56x = 11,250,677,127.60
  5. Step 5: Solve for x
    x = 11,250,677,127.60/146,109.56
  6. Step 6: Final answer
    x = 77,001.65

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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.