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Finding the Fourth Proportional to 79,567.56, 119,332.80 and 35,170.20

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Solution

The fourth proportional to 79,567.56, 119,332.80 and 35,170.20 is: 52,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,567.56 : 119,332.80 = 35,170.20 : x
  2. Step 2: Convert to fraction form
    79,567.56/119,332.80 = 35,170.20/x
  3. Step 3: Cross multiply
    79,567.56x = 119,332.80 × 35,170.20
  4. Step 4: Simplify right side
    79,567.56x = 4,196,958,442.56
  5. Step 5: Solve for x
    x = 4,196,958,442.56/79,567.56
  6. Step 6: Final answer
    x = 52,747.11

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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.