Home / 252,990.24-349,151.41-145,564.80

Finding the Fourth Proportional to 252,990.24, 349,151.41 and 145,564.80

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Solution

The fourth proportional to 252,990.24, 349,151.41 and 145,564.80 is: 200,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,990.24 : 349,151.41 = 145,564.80 : x
  2. Step 2: Convert to fraction form
    252,990.24/349,151.41 = 145,564.80/x
  3. Step 3: Cross multiply
    252,990.24x = 349,151.41 × 145,564.80
  4. Step 4: Simplify right side
    252,990.24x = 50,824,153,420.61
  5. Step 5: Solve for x
    x = 50,824,153,420.61/252,990.24
  6. Step 6: Final answer
    x = 200,893.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.