Home / 255,680.60-383,576.25-97,909.05

Finding the Fourth Proportional to 255,680.60, 383,576.25 and 97,909.05

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Solution

The fourth proportional to 255,680.60, 383,576.25 and 97,909.05 is: 146,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,680.60 : 383,576.25 = 97,909.05 : x
  2. Step 2: Convert to fraction form
    255,680.60/383,576.25 = 97,909.05/x
  3. Step 3: Cross multiply
    255,680.60x = 383,576.25 × 97,909.05
  4. Step 4: Simplify right side
    255,680.60x = 37,555,586,240.06
  5. Step 5: Solve for x
    x = 37,555,586,240.06/255,680.60
  6. Step 6: Final answer
    x = 146,884.77

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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.