Home / 256,585.14-384,948.18-106,895.52

Finding the Fourth Proportional to 256,585.14, 384,948.18 and 106,895.52

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Solution

The fourth proportional to 256,585.14, 384,948.18 and 106,895.52 is: 160,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,585.14 : 384,948.18 = 106,895.52 : x
  2. Step 2: Convert to fraction form
    256,585.14/384,948.18 = 106,895.52/x
  3. Step 3: Cross multiply
    256,585.14x = 384,948.18 × 106,895.52
  4. Step 4: Simplify right side
    256,585.14x = 41,149,235,874.15
  5. Step 5: Solve for x
    x = 41,149,235,874.15/256,585.14
  6. Step 6: Final answer
    x = 160,372.64

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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.