Home / 149,571.52-224,521.44-74,670.64

Finding the Fourth Proportional to 149,571.52, 224,521.44 and 74,670.64

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Solution

The fourth proportional to 149,571.52, 224,521.44 and 74,670.64 is: 112,087.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,571.52 : 224,521.44 = 74,670.64 : x
  2. Step 2: Convert to fraction form
    149,571.52/224,521.44 = 74,670.64/x
  3. Step 3: Cross multiply
    149,571.52x = 224,521.44 × 74,670.64
  4. Step 4: Simplify right side
    149,571.52x = 16,765,159,618.52
  5. Step 5: Solve for x
    x = 16,765,159,618.52/149,571.52
  6. Step 6: Final answer
    x = 112,087.91

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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.