Home / 149,650.94-224,517.42-74,680.58

Finding the Fourth Proportional to 149,650.94, 224,517.42 and 74,680.58

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Solution

The fourth proportional to 149,650.94, 224,517.42 and 74,680.58 is: 112,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,650.94 : 224,517.42 = 74,680.58 : x
  2. Step 2: Convert to fraction form
    149,650.94/224,517.42 = 74,680.58/x
  3. Step 3: Cross multiply
    149,650.94x = 224,517.42 × 74,680.58
  4. Step 4: Simplify right side
    149,650.94x = 16,767,091,707.00
  5. Step 5: Solve for x
    x = 16,767,091,707.00/149,650.94
  6. Step 6: Final answer
    x = 112,041.34

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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.