Home / 68,272.48-102,386.57-26,150.32

Finding the Fourth Proportional to 68,272.48, 102,386.57 and 26,150.32

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Solution

The fourth proportional to 68,272.48, 102,386.57 and 26,150.32 is: 39,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,272.48 : 102,386.57 = 26,150.32 : x
  2. Step 2: Convert to fraction form
    68,272.48/102,386.57 = 26,150.32/x
  3. Step 3: Cross multiply
    68,272.48x = 102,386.57 × 26,150.32
  4. Step 4: Simplify right side
    68,272.48x = 2,677,441,378.61
  5. Step 5: Solve for x
    x = 2,677,441,378.61/68,272.48
  6. Step 6: Final answer
    x = 39,216.99

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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.