Home / 65,415.50-98,158.68-50,653.26

Finding the Fourth Proportional to 65,415.50, 98,158.68 and 50,653.26

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Solution

The fourth proportional to 65,415.50, 98,158.68 and 50,653.26 is: 76,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,415.50 : 98,158.68 = 50,653.26 : x
  2. Step 2: Convert to fraction form
    65,415.50/98,158.68 = 50,653.26/x
  3. Step 3: Cross multiply
    65,415.50x = 98,158.68 × 50,653.26
  4. Step 4: Simplify right side
    65,415.50x = 4,972,057,139.30
  5. Step 5: Solve for x
    x = 4,972,057,139.30/65,415.50
  6. Step 6: Final answer
    x = 76,007.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.