Home / 110,550.12-152,615.24-65,241.86

Finding the Fourth Proportional to 110,550.12, 152,615.24 and 65,241.86

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Solution

The fourth proportional to 110,550.12, 152,615.24 and 65,241.86 is: 90,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,550.12 : 152,615.24 = 65,241.86 : x
  2. Step 2: Convert to fraction form
    110,550.12/152,615.24 = 65,241.86/x
  3. Step 3: Cross multiply
    110,550.12x = 152,615.24 × 65,241.86
  4. Step 4: Simplify right side
    110,550.12x = 9,956,901,277.32
  5. Step 5: Solve for x
    x = 9,956,901,277.32/110,550.12
  6. Step 6: Final answer
    x = 90,066.85

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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.