Home / 86,685.26-119,615.06-48,446.86

Finding the Fourth Proportional to 86,685.26, 119,615.06 and 48,446.86

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Solution

The fourth proportional to 86,685.26, 119,615.06 and 48,446.86 is: 66,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,685.26 : 119,615.06 = 48,446.86 : x
  2. Step 2: Convert to fraction form
    86,685.26/119,615.06 = 48,446.86/x
  3. Step 3: Cross multiply
    86,685.26x = 119,615.06 × 48,446.86
  4. Step 4: Simplify right side
    86,685.26x = 5,794,974,065.71
  5. Step 5: Solve for x
    x = 5,794,974,065.71/86,685.26
  6. Step 6: Final answer
    x = 66,850.74

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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.