Home / 254,423.14-381,636.02-149,168.30

Finding the Fourth Proportional to 254,423.14, 381,636.02 and 149,168.30

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Solution

The fourth proportional to 254,423.14, 381,636.02 and 149,168.30 is: 223,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,423.14 : 381,636.02 = 149,168.30 : x
  2. Step 2: Convert to fraction form
    254,423.14/381,636.02 = 149,168.30/x
  3. Step 3: Cross multiply
    254,423.14x = 381,636.02 × 149,168.30
  4. Step 4: Simplify right side
    254,423.14x = 56,927,993,668.14
  5. Step 5: Solve for x
    x = 56,927,993,668.14/254,423.14
  6. Step 6: Final answer
    x = 223,753.21

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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.