Home / 53,072.71-73,241.47-29,199.45

Finding the Fourth Proportional to 53,072.71, 73,241.47 and 29,199.45

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Solution

The fourth proportional to 53,072.71, 73,241.47 and 29,199.45 is: 40,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,072.71 : 73,241.47 = 29,199.45 : x
  2. Step 2: Convert to fraction form
    53,072.71/73,241.47 = 29,199.45/x
  3. Step 3: Cross multiply
    53,072.71x = 73,241.47 × 29,199.45
  4. Step 4: Simplify right side
    53,072.71x = 2,138,610,641.19
  5. Step 5: Solve for x
    x = 2,138,610,641.19/53,072.71
  6. Step 6: Final answer
    x = 40,295.87

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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.