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Finding the Fourth Proportional to 65,577.34, 90,496.74 and 37,284.76

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Solution

The fourth proportional to 65,577.34, 90,496.74 and 37,284.76 is: 51,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,577.34 : 90,496.74 = 37,284.76 : x
  2. Step 2: Convert to fraction form
    65,577.34/90,496.74 = 37,284.76/x
  3. Step 3: Cross multiply
    65,577.34x = 90,496.74 × 37,284.76
  4. Step 4: Simplify right side
    65,577.34x = 3,374,149,231.68
  5. Step 5: Solve for x
    x = 3,374,149,231.68/65,577.34
  6. Step 6: Final answer
    x = 51,452.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.