Home / 146,639.24-202,362.30-79,571.24

Finding the Fourth Proportional to 146,639.24, 202,362.30 and 79,571.24

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Solution

The fourth proportional to 146,639.24, 202,362.30 and 79,571.24 is: 109,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,639.24 : 202,362.30 = 79,571.24 : x
  2. Step 2: Convert to fraction form
    146,639.24/202,362.30 = 79,571.24/x
  3. Step 3: Cross multiply
    146,639.24x = 202,362.30 × 79,571.24
  4. Step 4: Simplify right side
    146,639.24x = 16,102,219,140.25
  5. Step 5: Solve for x
    x = 16,102,219,140.25/146,639.24
  6. Step 6: Final answer
    x = 109,808.39

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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.