Home / 377,088.35-565,512.60-124,321.78

Finding the Fourth Proportional to 377,088.35, 565,512.60 and 124,321.78

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Solution

The fourth proportional to 377,088.35, 565,512.60 and 124,321.78 is: 186,443.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,088.35 : 565,512.60 = 124,321.78 : x
  2. Step 2: Convert to fraction form
    377,088.35/565,512.60 = 124,321.78/x
  3. Step 3: Cross multiply
    377,088.35x = 565,512.60 × 124,321.78
  4. Step 4: Simplify right side
    377,088.35x = 70,305,531,630.65
  5. Step 5: Solve for x
    x = 70,305,531,630.65/377,088.35
  6. Step 6: Final answer
    x = 186,443.13

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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.