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Finding the Fourth Proportional to 149,492.67, 224,111.99 and 69,577.04

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Solution

The fourth proportional to 149,492.67, 224,111.99 and 69,577.04 is: 104,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,492.67 : 224,111.99 = 69,577.04 : x
  2. Step 2: Convert to fraction form
    149,492.67/224,111.99 = 69,577.04/x
  3. Step 3: Cross multiply
    149,492.67x = 224,111.99 × 69,577.04
  4. Step 4: Simplify right side
    149,492.67x = 15,593,049,626.93
  5. Step 5: Solve for x
    x = 15,593,049,626.93/149,492.67
  6. Step 6: Final answer
    x = 104,306.45

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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.