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Finding the Fourth Proportional to 223,779.02, 335,588.58 and 73,991.66

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Solution

The fourth proportional to 223,779.02, 335,588.58 and 73,991.66 is: 110,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,779.02 : 335,588.58 = 73,991.66 : x
  2. Step 2: Convert to fraction form
    223,779.02/335,588.58 = 73,991.66/x
  3. Step 3: Cross multiply
    223,779.02x = 335,588.58 × 73,991.66
  4. Step 4: Simplify right side
    223,779.02x = 24,830,756,111.24
  5. Step 5: Solve for x
    x = 24,830,756,111.24/223,779.02
  6. Step 6: Final answer
    x = 110,961.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.