Home / 173,622.96-239,571-109,082.16

Finding the Fourth Proportional to 173,622.96, 239,571 and 109,082.16

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Solution

The fourth proportional to 173,622.96, 239,571 and 109,082.16 is: 150,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,622.96 : 239,571 = 109,082.16 : x
  2. Step 2: Convert to fraction form
    173,622.96/239,571 = 109,082.16/x
  3. Step 3: Cross multiply
    173,622.96x = 239,571 × 109,082.16
  4. Step 4: Simplify right side
    173,622.96x = 26,132,922,153.36
  5. Step 5: Solve for x
    x = 26,132,922,153.36/173,622.96
  6. Step 6: Final answer
    x = 150,515.36

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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.