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Finding the Fourth Proportional to 223,575.34, 335,396.22 and 73,831.42

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Solution

The fourth proportional to 223,575.34, 335,396.22 and 73,831.42 is: 110,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,575.34 : 335,396.22 = 73,831.42 : x
  2. Step 2: Convert to fraction form
    223,575.34/335,396.22 = 73,831.42/x
  3. Step 3: Cross multiply
    223,575.34x = 335,396.22 × 73,831.42
  4. Step 4: Simplify right side
    223,575.34x = 24,762,779,185.23
  5. Step 5: Solve for x
    x = 24,762,779,185.23/223,575.34
  6. Step 6: Final answer
    x = 110,758.10

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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.