Home / 150,840.39-226,343.70-91,717.58

Finding the Fourth Proportional to 150,840.39, 226,343.70 and 91,717.58

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Solution

The fourth proportional to 150,840.39, 226,343.70 and 91,717.58 is: 137,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,840.39 : 226,343.70 = 91,717.58 : x
  2. Step 2: Convert to fraction form
    150,840.39/226,343.70 = 91,717.58/x
  3. Step 3: Cross multiply
    150,840.39x = 226,343.70 × 91,717.58
  4. Step 4: Simplify right side
    150,840.39x = 20,759,696,978.11
  5. Step 5: Solve for x
    x = 20,759,696,978.11/150,840.39
  6. Step 6: Final answer
    x = 137,626.91

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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.