Home / 91,287.05-125,963.67-50,995.83

Finding the Fourth Proportional to 91,287.05, 125,963.67 and 50,995.83

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Solution

The fourth proportional to 91,287.05, 125,963.67 and 50,995.83 is: 70,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,287.05 : 125,963.67 = 50,995.83 : x
  2. Step 2: Convert to fraction form
    91,287.05/125,963.67 = 50,995.83/x
  3. Step 3: Cross multiply
    91,287.05x = 125,963.67 × 50,995.83
  4. Step 4: Simplify right side
    91,287.05x = 6,423,621,646.52
  5. Step 5: Solve for x
    x = 6,423,621,646.52/91,287.05
  6. Step 6: Final answer
    x = 70,367.28

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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.