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Finding the Fourth Proportional to 34,358.70, 48,171.30 and 34,358.70

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Solution

The fourth proportional to 34,358.70, 48,171.30 and 34,358.70 is: 48,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,358.70 : 48,171.30 = 34,358.70 : x
  2. Step 2: Convert to fraction form
    34,358.70/48,171.30 = 34,358.70/x
  3. Step 3: Cross multiply
    34,358.70x = 48,171.30 × 34,358.70
  4. Step 4: Simplify right side
    34,358.70x = 1,655,103,245.31
  5. Step 5: Solve for x
    x = 1,655,103,245.31/34,358.70
  6. Step 6: Final answer
    x = 48,171.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.