Home / 98,216.26-147,324.66-31,661.26

Finding the Fourth Proportional to 98,216.26, 147,324.66 and 31,661.26

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Solution

The fourth proportional to 98,216.26, 147,324.66 and 31,661.26 is: 47,491.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,216.26 : 147,324.66 = 31,661.26 : x
  2. Step 2: Convert to fraction form
    98,216.26/147,324.66 = 31,661.26/x
  3. Step 3: Cross multiply
    98,216.26x = 147,324.66 × 31,661.26
  4. Step 4: Simplify right side
    98,216.26x = 4,664,484,364.67
  5. Step 5: Solve for x
    x = 4,664,484,364.67/98,216.26
  6. Step 6: Final answer
    x = 47,491.98

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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.