Home / 254,542.20-351,256.88-152,623.90

Finding the Fourth Proportional to 254,542.20, 351,256.88 and 152,623.90

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Solution

The fourth proportional to 254,542.20, 351,256.88 and 152,623.90 is: 210,614.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,542.20 : 351,256.88 = 152,623.90 : x
  2. Step 2: Convert to fraction form
    254,542.20/351,256.88 = 152,623.90/x
  3. Step 3: Cross multiply
    254,542.20x = 351,256.88 × 152,623.90
  4. Step 4: Simplify right side
    254,542.20x = 53,610,193,342.99
  5. Step 5: Solve for x
    x = 53,610,193,342.99/254,542.20
  6. Step 6: Final answer
    x = 210,614.17

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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.