Home / 96,461.90-144,640.67-76,599.18

Finding the Fourth Proportional to 96,461.90, 144,640.67 and 76,599.18

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Solution

The fourth proportional to 96,461.90, 144,640.67 and 76,599.18 is: 114,857.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,461.90 : 144,640.67 = 76,599.18 : x
  2. Step 2: Convert to fraction form
    96,461.90/144,640.67 = 76,599.18/x
  3. Step 3: Cross multiply
    96,461.90x = 144,640.67 × 76,599.18
  4. Step 4: Simplify right side
    96,461.90x = 11,079,356,806.35
  5. Step 5: Solve for x
    x = 11,079,356,806.35/96,461.90
  6. Step 6: Final answer
    x = 114,857.33

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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.