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Finding the Fourth Proportional to 64,157.42, 96,208.62 and 22,041.74

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Solution

The fourth proportional to 64,157.42, 96,208.62 and 22,041.74 is: 33,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,157.42 : 96,208.62 = 22,041.74 : x
  2. Step 2: Convert to fraction form
    64,157.42/96,208.62 = 22,041.74/x
  3. Step 3: Cross multiply
    64,157.42x = 96,208.62 × 22,041.74
  4. Step 4: Simplify right side
    64,157.42x = 2,120,605,387.80
  5. Step 5: Solve for x
    x = 2,120,605,387.80/64,157.42
  6. Step 6: Final answer
    x = 33,053.16

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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.