Home / 53,204.28-73,422.47-29,331.81

Finding the Fourth Proportional to 53,204.28, 73,422.47 and 29,331.81

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Solution

The fourth proportional to 53,204.28, 73,422.47 and 29,331.81 is: 40,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,204.28 : 73,422.47 = 29,331.81 : x
  2. Step 2: Convert to fraction form
    53,204.28/73,422.47 = 29,331.81/x
  3. Step 3: Cross multiply
    53,204.28x = 73,422.47 × 29,331.81
  4. Step 4: Simplify right side
    53,204.28x = 2,153,613,627.77
  5. Step 5: Solve for x
    x = 2,153,613,627.77/53,204.28
  6. Step 6: Final answer
    x = 40,478.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.