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Finding the Fourth Proportional to 336,101.70, 504,152.55 and 149,132.10

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Solution

The fourth proportional to 336,101.70, 504,152.55 and 149,132.10 is: 223,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,101.70 : 504,152.55 = 149,132.10 : x
  2. Step 2: Convert to fraction form
    336,101.70/504,152.55 = 149,132.10/x
  3. Step 3: Cross multiply
    336,101.70x = 504,152.55 × 149,132.10
  4. Step 4: Simplify right side
    336,101.70x = 75,185,328,501.86
  5. Step 5: Solve for x
    x = 75,185,328,501.86/336,101.70
  6. Step 6: Final answer
    x = 223,698.15

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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.