Home / 149,571.17-224,169.66-74,712.22

Finding the Fourth Proportional to 149,571.17, 224,169.66 and 74,712.22

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Solution

The fourth proportional to 149,571.17, 224,169.66 and 74,712.22 is: 111,974.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,571.17 : 224,169.66 = 74,712.22 : x
  2. Step 2: Convert to fraction form
    149,571.17/224,169.66 = 74,712.22/x
  3. Step 3: Cross multiply
    149,571.17x = 224,169.66 × 74,712.22
  4. Step 4: Simplify right side
    149,571.17x = 16,748,212,955.25
  5. Step 5: Solve for x
    x = 16,748,212,955.25/149,571.17
  6. Step 6: Final answer
    x = 111,974.87

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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.