Home / 149,731.74-224,655.93-70,912.26

Finding the Fourth Proportional to 149,731.74, 224,655.93 and 70,912.26

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Solution

The fourth proportional to 149,731.74, 224,655.93 and 70,912.26 is: 106,396.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,731.74 : 224,655.93 = 70,912.26 : x
  2. Step 2: Convert to fraction form
    149,731.74/224,655.93 = 70,912.26/x
  3. Step 3: Cross multiply
    149,731.74x = 224,655.93 × 70,912.26
  4. Step 4: Simplify right side
    149,731.74x = 15,930,859,718.70
  5. Step 5: Solve for x
    x = 15,930,859,718.70/149,731.74
  6. Step 6: Final answer
    x = 106,396.01

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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.