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Finding the Fourth Proportional to 54,902.72, 75,765.75 and 29,752.22

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Solution

The fourth proportional to 54,902.72, 75,765.75 and 29,752.22 is: 41,058.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,902.72 : 75,765.75 = 29,752.22 : x
  2. Step 2: Convert to fraction form
    54,902.72/75,765.75 = 29,752.22/x
  3. Step 3: Cross multiply
    54,902.72x = 75,765.75 × 29,752.22
  4. Step 4: Simplify right side
    54,902.72x = 2,254,199,262.47
  5. Step 5: Solve for x
    x = 2,254,199,262.47/54,902.72
  6. Step 6: Final answer
    x = 41,058.06

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1.5x scale

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.