Home / 53,043.13-73,199.51-29,171.35

Finding the Fourth Proportional to 53,043.13, 73,199.51 and 29,171.35

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Solution

The fourth proportional to 53,043.13, 73,199.51 and 29,171.35 is: 40,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,043.13 : 73,199.51 = 29,171.35 : x
  2. Step 2: Convert to fraction form
    53,043.13/73,199.51 = 29,171.35/x
  3. Step 3: Cross multiply
    53,043.13x = 73,199.51 × 29,171.35
  4. Step 4: Simplify right side
    53,043.13x = 2,135,328,526.04
  5. Step 5: Solve for x
    x = 2,135,328,526.04/53,043.13
  6. Step 6: Final answer
    x = 40,256.46

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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.