Home / 86,073.67-118,789.13-50,275.22

Finding the Fourth Proportional to 86,073.67, 118,789.13 and 50,275.22

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Solution

The fourth proportional to 86,073.67, 118,789.13 and 50,275.22 is: 69,384.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,073.67 : 118,789.13 = 50,275.22 : x
  2. Step 2: Convert to fraction form
    86,073.67/118,789.13 = 50,275.22/x
  3. Step 3: Cross multiply
    86,073.67x = 118,789.13 × 50,275.22
  4. Step 4: Simplify right side
    86,073.67x = 5,972,149,176.10
  5. Step 5: Solve for x
    x = 5,972,149,176.10/86,073.67
  6. Step 6: Final answer
    x = 69,384.16

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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.