Home / 277,444.20-416,208.06-99,909.57

Finding the Fourth Proportional to 277,444.20, 416,208.06 and 99,909.57

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Solution

The fourth proportional to 277,444.20, 416,208.06 and 99,909.57 is: 149,879.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,444.20 : 416,208.06 = 99,909.57 : x
  2. Step 2: Convert to fraction form
    277,444.20/416,208.06 = 99,909.57/x
  3. Step 3: Cross multiply
    277,444.20x = 416,208.06 × 99,909.57
  4. Step 4: Simplify right side
    277,444.20x = 41,583,168,305.13
  5. Step 5: Solve for x
    x = 41,583,168,305.13/277,444.20
  6. Step 6: Final answer
    x = 149,879.39

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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.