Home / 254,480.20-381,720.30-160,001.80

Finding the Fourth Proportional to 254,480.20, 381,720.30 and 160,001.80

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Solution

The fourth proportional to 254,480.20, 381,720.30 and 160,001.80 is: 240,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,480.20 : 381,720.30 = 160,001.80 : x
  2. Step 2: Convert to fraction form
    254,480.20/381,720.30 = 160,001.80/x
  3. Step 3: Cross multiply
    254,480.20x = 381,720.30 × 160,001.80
  4. Step 4: Simplify right side
    254,480.20x = 61,075,935,096.54
  5. Step 5: Solve for x
    x = 61,075,935,096.54/254,480.20
  6. Step 6: Final answer
    x = 240,002.70

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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.