Home / 85,930.88-118,585.01-48,205.13

Finding the Fourth Proportional to 85,930.88, 118,585.01 and 48,205.13

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Solution

The fourth proportional to 85,930.88, 118,585.01 and 48,205.13 is: 66,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,930.88 : 118,585.01 = 48,205.13 : x
  2. Step 2: Convert to fraction form
    85,930.88/118,585.01 = 48,205.13/x
  3. Step 3: Cross multiply
    85,930.88x = 118,585.01 × 48,205.13
  4. Step 4: Simplify right side
    85,930.88x = 5,716,405,350.69
  5. Step 5: Solve for x
    x = 5,716,405,350.69/85,930.88
  6. Step 6: Final answer
    x = 66,523.30

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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.