Home / 181,515.64-250,455.68-109,902.28

Finding the Fourth Proportional to 181,515.64, 250,455.68 and 109,902.28

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Solution

The fourth proportional to 181,515.64, 250,455.68 and 109,902.28 is: 151,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,515.64 : 250,455.68 = 109,902.28 : x
  2. Step 2: Convert to fraction form
    181,515.64/250,455.68 = 109,902.28/x
  3. Step 3: Cross multiply
    181,515.64x = 250,455.68 × 109,902.28
  4. Step 4: Simplify right side
    181,515.64x = 27,525,650,270.95
  5. Step 5: Solve for x
    x = 27,525,650,270.95/181,515.64
  6. Step 6: Final answer
    x = 151,643.41

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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.