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Finding the Fourth Proportional to 151,661.90, 227,492.85 and 149,329.10

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Solution

The fourth proportional to 151,661.90, 227,492.85 and 149,329.10 is: 223,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,661.90 : 227,492.85 = 149,329.10 : x
  2. Step 2: Convert to fraction form
    151,661.90/227,492.85 = 149,329.10/x
  3. Step 3: Cross multiply
    151,661.90x = 227,492.85 × 149,329.10
  4. Step 4: Simplify right side
    151,661.90x = 33,971,302,546.94
  5. Step 5: Solve for x
    x = 33,971,302,546.94/151,661.90
  6. Step 6: Final answer
    x = 223,993.65

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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.