Home / 75,253.65-112,840.38-25,317.15

Finding the Fourth Proportional to 75,253.65, 112,840.38 and 25,317.15

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Solution

The fourth proportional to 75,253.65, 112,840.38 and 25,317.15 is: 37,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,253.65 : 112,840.38 = 25,317.15 : x
  2. Step 2: Convert to fraction form
    75,253.65/112,840.38 = 25,317.15/x
  3. Step 3: Cross multiply
    75,253.65x = 112,840.38 × 25,317.15
  4. Step 4: Simplify right side
    75,253.65x = 2,856,796,826.52
  5. Step 5: Solve for x
    x = 2,856,796,826.52/75,253.65
  6. Step 6: Final answer
    x = 37,962.24

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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.