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Finding the Fourth Proportional to 65,074.58, 97,636.16 and 25,659.17

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Solution

The fourth proportional to 65,074.58, 97,636.16 and 25,659.17 is: 38,498.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,074.58 : 97,636.16 = 25,659.17 : x
  2. Step 2: Convert to fraction form
    65,074.58/97,636.16 = 25,659.17/x
  3. Step 3: Cross multiply
    65,074.58x = 97,636.16 × 25,659.17
  4. Step 4: Simplify right side
    65,074.58x = 2,505,262,403.55
  5. Step 5: Solve for x
    x = 2,505,262,403.55/65,074.58
  6. Step 6: Final answer
    x = 38,498.33

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1.5x scale

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.