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Finding the Fourth Proportional to 223,605.02, 335,407.53 and 57,393.02

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Solution

The fourth proportional to 223,605.02, 335,407.53 and 57,393.02 is: 86,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,605.02 : 335,407.53 = 57,393.02 : x
  2. Step 2: Convert to fraction form
    223,605.02/335,407.53 = 57,393.02/x
  3. Step 3: Cross multiply
    223,605.02x = 335,407.53 × 57,393.02
  4. Step 4: Simplify right side
    223,605.02x = 19,250,051,077.44
  5. Step 5: Solve for x
    x = 19,250,051,077.44/223,605.02
  6. Step 6: Final answer
    x = 86,089.53

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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.