Home / 90,943.56-125,496.54-50,655.24

Finding the Fourth Proportional to 90,943.56, 125,496.54 and 50,655.24

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Solution

The fourth proportional to 90,943.56, 125,496.54 and 50,655.24 is: 69,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,943.56 : 125,496.54 = 50,655.24 : x
  2. Step 2: Convert to fraction form
    90,943.56/125,496.54 = 50,655.24/x
  3. Step 3: Cross multiply
    90,943.56x = 125,496.54 × 50,655.24
  4. Step 4: Simplify right side
    90,943.56x = 6,357,057,352.87
  5. Step 5: Solve for x
    x = 6,357,057,352.87/90,943.56
  6. Step 6: Final answer
    x = 69,901.13

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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.