Home / 149,688.40-224,568.47-49,849.48

Finding the Fourth Proportional to 149,688.40, 224,568.47 and 49,849.48

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Solution

The fourth proportional to 149,688.40, 224,568.47 and 49,849.48 is: 74,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,688.40 : 224,568.47 = 49,849.48 : x
  2. Step 2: Convert to fraction form
    149,688.40/224,568.47 = 49,849.48/x
  3. Step 3: Cross multiply
    149,688.40x = 224,568.47 × 49,849.48
  4. Step 4: Simplify right side
    149,688.40x = 11,194,621,453.90
  5. Step 5: Solve for x
    x = 11,194,621,453.90/149,688.40
  6. Step 6: Final answer
    x = 74,786.17

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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.