Home / 254,857.42-382,295.85-130,052.62

Finding the Fourth Proportional to 254,857.42, 382,295.85 and 130,052.62

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Solution

The fourth proportional to 254,857.42, 382,295.85 and 130,052.62 is: 195,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,857.42 : 382,295.85 = 130,052.62 : x
  2. Step 2: Convert to fraction form
    254,857.42/382,295.85 = 130,052.62/x
  3. Step 3: Cross multiply
    254,857.42x = 382,295.85 × 130,052.62
  4. Step 4: Simplify right side
    254,857.42x = 49,718,575,464.19
  5. Step 5: Solve for x
    x = 49,718,575,464.19/254,857.42
  6. Step 6: Final answer
    x = 195,083.89

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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.