Home / 175,416.20-262,865.10-148,977.80

Finding the Fourth Proportional to 175,416.20, 262,865.10 and 148,977.80

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Solution

The fourth proportional to 175,416.20, 262,865.10 and 148,977.80 is: 223,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,416.20 : 262,865.10 = 148,977.80 : x
  2. Step 2: Convert to fraction form
    175,416.20/262,865.10 = 148,977.80/x
  3. Step 3: Cross multiply
    175,416.20x = 262,865.10 × 148,977.80
  4. Step 4: Simplify right side
    175,416.20x = 39,161,064,294.78
  5. Step 5: Solve for x
    x = 39,161,064,294.78/175,416.20
  6. Step 6: Final answer
    x = 223,246.57

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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.