Home / 149,418.72-224,154.90-49,560.30

Finding the Fourth Proportional to 149,418.72, 224,154.90 and 49,560.30

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Solution

The fourth proportional to 149,418.72, 224,154.90 and 49,560.30 is: 74,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,418.72 : 224,154.90 = 49,560.30 : x
  2. Step 2: Convert to fraction form
    149,418.72/224,154.90 = 49,560.30/x
  3. Step 3: Cross multiply
    149,418.72x = 224,154.90 × 49,560.30
  4. Step 4: Simplify right side
    149,418.72x = 11,109,184,090.47
  5. Step 5: Solve for x
    x = 11,109,184,090.47/149,418.72
  6. Step 6: Final answer
    x = 74,349.35

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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.