Home / 98,125.44-147,196.80-31,571.52

Finding the Fourth Proportional to 98,125.44, 147,196.80 and 31,571.52

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Solution

The fourth proportional to 98,125.44, 147,196.80 and 31,571.52 is: 47,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,125.44 : 147,196.80 = 31,571.52 : x
  2. Step 2: Convert to fraction form
    98,125.44/147,196.80 = 31,571.52/x
  3. Step 3: Cross multiply
    98,125.44x = 147,196.80 × 31,571.52
  4. Step 4: Simplify right side
    98,125.44x = 4,647,226,715.14
  5. Step 5: Solve for x
    x = 4,647,226,715.14/98,125.44
  6. Step 6: Final answer
    x = 47,360.06

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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.