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Finding the Fourth Proportional to 51,000.60, 76,500.90 and 41,159.10

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Solution

The fourth proportional to 51,000.60, 76,500.90 and 41,159.10 is: 61,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,000.60 : 76,500.90 = 41,159.10 : x
  2. Step 2: Convert to fraction form
    51,000.60/76,500.90 = 41,159.10/x
  3. Step 3: Cross multiply
    51,000.60x = 76,500.90 × 41,159.10
  4. Step 4: Simplify right side
    51,000.60x = 3,148,708,193.19
  5. Step 5: Solve for x
    x = 3,148,708,193.19/51,000.60
  6. Step 6: Final answer
    x = 61,738.65

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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.