Home / 96,439.57-144,606.63-76,576.66

Finding the Fourth Proportional to 96,439.57, 144,606.63 and 76,576.66

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Solution

The fourth proportional to 96,439.57, 144,606.63 and 76,576.66 is: 114,823.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,439.57 : 144,606.63 = 76,576.66 : x
  2. Step 2: Convert to fraction form
    96,439.57/144,606.63 = 76,576.66/x
  3. Step 3: Cross multiply
    96,439.57x = 144,606.63 × 76,576.66
  4. Step 4: Simplify right side
    96,439.57x = 11,073,492,090.58
  5. Step 5: Solve for x
    x = 11,073,492,090.58/96,439.57
  6. Step 6: Final answer
    x = 114,823.11

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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.