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Finding the Fourth Proportional to 255,680.88, 383,576.67 and 97,909.33

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Solution

The fourth proportional to 255,680.88, 383,576.67 and 97,909.33 is: 146,885.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,680.88 : 383,576.67 = 97,909.33 : x
  2. Step 2: Convert to fraction form
    255,680.88/383,576.67 = 97,909.33/x
  3. Step 3: Cross multiply
    255,680.88x = 383,576.67 × 97,909.33
  4. Step 4: Simplify right side
    255,680.88x = 37,555,734,763.33
  5. Step 5: Solve for x
    x = 37,555,734,763.33/255,680.88
  6. Step 6: Final answer
    x = 146,885.19

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1.5x scale

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.