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Finding the Fourth Proportional to 65,157.08, 97,764.78 and 37,455.08

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Solution

The fourth proportional to 65,157.08, 97,764.78 and 37,455.08 is: 56,199.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,157.08 : 97,764.78 = 37,455.08 : x
  2. Step 2: Convert to fraction form
    65,157.08/97,764.78 = 37,455.08/x
  3. Step 3: Cross multiply
    65,157.08x = 97,764.78 × 37,455.08
  4. Step 4: Simplify right side
    65,157.08x = 3,661,787,656.08
  5. Step 5: Solve for x
    x = 3,661,787,656.08/65,157.08
  6. Step 6: Final answer
    x = 56,199.38

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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.