Home / 146,576.17-202,275.12-82,912.60

Finding the Fourth Proportional to 146,576.17, 202,275.12 and 82,912.60

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Solution

The fourth proportional to 146,576.17, 202,275.12 and 82,912.60 is: 114,419.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,576.17 : 202,275.12 = 82,912.60 : x
  2. Step 2: Convert to fraction form
    146,576.17/202,275.12 = 82,912.60/x
  3. Step 3: Cross multiply
    146,576.17x = 202,275.12 × 82,912.60
  4. Step 4: Simplify right side
    146,576.17x = 16,771,156,114.51
  5. Step 5: Solve for x
    x = 16,771,156,114.51/146,576.17
  6. Step 6: Final answer
    x = 114,419.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.