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Finding the Fourth Proportional to 223,468.92, 335,132.28 and 73,681.26

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Solution

The fourth proportional to 223,468.92, 335,132.28 and 73,681.26 is: 110,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,468.92 : 335,132.28 = 73,681.26 : x
  2. Step 2: Convert to fraction form
    223,468.92/335,132.28 = 73,681.26/x
  3. Step 3: Cross multiply
    223,468.92x = 335,132.28 × 73,681.26
  4. Step 4: Simplify right side
    223,468.92x = 24,692,968,657.07
  5. Step 5: Solve for x
    x = 24,692,968,657.07/223,468.92
  6. Step 6: Final answer
    x = 110,498.45

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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.