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Finding the Fourth Proportional to 51,068.64, 70,474.95 and 29,843.40

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Solution

The fourth proportional to 51,068.64, 70,474.95 and 29,843.40 is: 41,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,068.64 : 70,474.95 = 29,843.40 : x
  2. Step 2: Convert to fraction form
    51,068.64/70,474.95 = 29,843.40/x
  3. Step 3: Cross multiply
    51,068.64x = 70,474.95 × 29,843.40
  4. Step 4: Simplify right side
    51,068.64x = 2,103,212,122.83
  5. Step 5: Solve for x
    x = 2,103,212,122.83/51,068.64
  6. Step 6: Final answer
    x = 41,184.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.