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Finding the Fourth Proportional to 73,752.99, 101,779.16 and 41,921.88

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Solution

The fourth proportional to 73,752.99, 101,779.16 and 41,921.88 is: 57,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,752.99 : 101,779.16 = 41,921.88 : x
  2. Step 2: Convert to fraction form
    73,752.99/101,779.16 = 41,921.88/x
  3. Step 3: Cross multiply
    73,752.99x = 101,779.16 × 41,921.88
  4. Step 4: Simplify right side
    73,752.99x = 4,266,773,732.02
  5. Step 5: Solve for x
    x = 4,266,773,732.02/73,752.99
  6. Step 6: Final answer
    x = 57,852.21

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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.