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Finding the Fourth Proportional to 155,015, 232,524.70 and 44,207

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Solution

The fourth proportional to 155,015, 232,524.70 and 44,207 is: 66,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,015 : 232,524.70 = 44,207 : x
  2. Step 2: Convert to fraction form
    155,015/232,524.70 = 44,207/x
  3. Step 3: Cross multiply
    155,015x = 232,524.70 × 44,207
  4. Step 4: Simplify right side
    155,015x = 10,279,219,412.90
  5. Step 5: Solve for x
    x = 10,279,219,412.90/155,015
  6. Step 6: Final answer
    x = 66,311.13

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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.