Home / 56,243.49-84,365.21-51,550.31

Finding the Fourth Proportional to 56,243.49, 84,365.21 and 51,550.31

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Solution

The fourth proportional to 56,243.49, 84,365.21 and 51,550.31 is: 77,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,243.49 : 84,365.21 = 51,550.31 : x
  2. Step 2: Convert to fraction form
    56,243.49/84,365.21 = 51,550.31/x
  3. Step 3: Cross multiply
    56,243.49x = 84,365.21 × 51,550.31
  4. Step 4: Simplify right side
    56,243.49x = 4,349,052,049.14
  5. Step 5: Solve for x
    x = 4,349,052,049.14/56,243.49
  6. Step 6: Final answer
    x = 77,325.43

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Double scale
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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.