Home / 85,864.90-118,496.64-50,049.13

Finding the Fourth Proportional to 85,864.90, 118,496.64 and 50,049.13

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Solution

The fourth proportional to 85,864.90, 118,496.64 and 50,049.13 is: 69,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,864.90 : 118,496.64 = 50,049.13 : x
  2. Step 2: Convert to fraction form
    85,864.90/118,496.64 = 50,049.13/x
  3. Step 3: Cross multiply
    85,864.90x = 118,496.64 × 50,049.13
  4. Step 4: Simplify right side
    85,864.90x = 5,930,653,739.92
  5. Step 5: Solve for x
    x = 5,930,653,739.92/85,864.90
  6. Step 6: Final answer
    x = 69,069.59

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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.