Home / 65,994.32-90,567.22-65,527.76

Finding the Fourth Proportional to 65,994.32, 90,567.22 and 65,527.76

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Solution

The fourth proportional to 65,994.32, 90,567.22 and 65,527.76 is: 89,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,994.32 : 90,567.22 = 65,527.76 : x
  2. Step 2: Convert to fraction form
    65,994.32/90,567.22 = 65,527.76/x
  3. Step 3: Cross multiply
    65,994.32x = 90,567.22 × 65,527.76
  4. Step 4: Simplify right side
    65,994.32x = 5,934,667,056.03
  5. Step 5: Solve for x
    x = 5,934,667,056.03/65,994.32
  6. Step 6: Final answer
    x = 89,926.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.