Home / 53,363.81-73,642.60-29,165.46

Finding the Fourth Proportional to 53,363.81, 73,642.60 and 29,165.46

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Solution

The fourth proportional to 53,363.81, 73,642.60 and 29,165.46 is: 40,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,363.81 : 73,642.60 = 29,165.46 : x
  2. Step 2: Convert to fraction form
    53,363.81/73,642.60 = 29,165.46/x
  3. Step 3: Cross multiply
    53,363.81x = 73,642.60 × 29,165.46
  4. Step 4: Simplify right side
    53,363.81x = 2,147,820,304.60
  5. Step 5: Solve for x
    x = 2,147,820,304.60/53,363.81
  6. Step 6: Final answer
    x = 40,248.63

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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.