Home / 54,334.13-81,508.79-51,346.13

Finding the Fourth Proportional to 54,334.13, 81,508.79 and 51,346.13

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Solution

The fourth proportional to 54,334.13, 81,508.79 and 51,346.13 is: 77,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,334.13 : 81,508.79 = 51,346.13 : x
  2. Step 2: Convert to fraction form
    54,334.13/81,508.79 = 51,346.13/x
  3. Step 3: Cross multiply
    54,334.13x = 81,508.79 × 51,346.13
  4. Step 4: Simplify right side
    54,334.13x = 4,185,160,648.30
  5. Step 5: Solve for x
    x = 4,185,160,648.30/54,334.13
  6. Step 6: Final answer
    x = 77,026.37

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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.