Home / 57,935.10-86,964.10-51,314.58

Finding the Fourth Proportional to 57,935.10, 86,964.10 and 51,314.58

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Solution

The fourth proportional to 57,935.10, 86,964.10 and 51,314.58 is: 77,026.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.10 : 86,964.10 = 51,314.58 : x
  2. Step 2: Convert to fraction form
    57,935.10/86,964.10 = 51,314.58/x
  3. Step 3: Cross multiply
    57,935.10x = 86,964.10 × 51,314.58
  4. Step 4: Simplify right side
    57,935.10x = 4,462,526,266.58
  5. Step 5: Solve for x
    x = 4,462,526,266.58/57,935.10
  6. Step 6: Final answer
    x = 77,026.30

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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.