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Finding the Fourth Proportional to 175,021.80, 262,532.70 and 175,021.80

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Solution

The fourth proportional to 175,021.80, 262,532.70 and 175,021.80 is: 262,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,021.80 : 262,532.70 = 175,021.80 : x
  2. Step 2: Convert to fraction form
    175,021.80/262,532.70 = 175,021.80/x
  3. Step 3: Cross multiply
    175,021.80x = 262,532.70 × 175,021.80
  4. Step 4: Simplify right side
    175,021.80x = 45,948,945,712.86
  5. Step 5: Solve for x
    x = 45,948,945,712.86/175,021.80
  6. Step 6: Final answer
    x = 262,532.70

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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.