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Finding the Fourth Proportional to 175,999.80, 247,021.80 and 175,999.80

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Solution

The fourth proportional to 175,999.80, 247,021.80 and 175,999.80 is: 247,021.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,999.80 : 247,021.80 = 175,999.80 : x
  2. Step 2: Convert to fraction form
    175,999.80/247,021.80 = 175,999.80/x
  3. Step 3: Cross multiply
    175,999.80x = 247,021.80 × 175,999.80
  4. Step 4: Simplify right side
    175,999.80x = 43,475,787,395.64
  5. Step 5: Solve for x
    x = 43,475,787,395.64/175,999.80
  6. Step 6: Final answer
    x = 247,021.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.