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Finding the Fourth Proportional to 51,787.00, 71,498.89 and 35,461.52

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Solution

The fourth proportional to 51,787.00, 71,498.89 and 35,461.52 is: 48,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,787.00 : 71,498.89 = 35,461.52 : x
  2. Step 2: Convert to fraction form
    51,787.00/71,498.89 = 35,461.52/x
  3. Step 3: Cross multiply
    51,787.00x = 71,498.89 × 35,461.52
  4. Step 4: Simplify right side
    51,787.00x = 2,535,459,496.46
  5. Step 5: Solve for x
    x = 2,535,459,496.46/51,787.00
  6. Step 6: Final answer
    x = 48,959.39

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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.