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Finding the Fourth Proportional to 45,953.80, 68,930.70 and 26,234.35

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Solution

The fourth proportional to 45,953.80, 68,930.70 and 26,234.35 is: 39,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,953.80 : 68,930.70 = 26,234.35 : x
  2. Step 2: Convert to fraction form
    45,953.80/68,930.70 = 26,234.35/x
  3. Step 3: Cross multiply
    45,953.80x = 68,930.70 × 26,234.35
  4. Step 4: Simplify right side
    45,953.80x = 1,808,352,109.55
  5. Step 5: Solve for x
    x = 1,808,352,109.55/45,953.80
  6. Step 6: Final answer
    x = 39,351.53

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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.