Home / 146,644.22-202,369.02-79,576.22

Finding the Fourth Proportional to 146,644.22, 202,369.02 and 79,576.22

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Solution

The fourth proportional to 146,644.22, 202,369.02 and 79,576.22 is: 109,815.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,644.22 : 202,369.02 = 79,576.22 : x
  2. Step 2: Convert to fraction form
    146,644.22/202,369.02 = 79,576.22/x
  3. Step 3: Cross multiply
    146,644.22x = 202,369.02 × 79,576.22
  4. Step 4: Simplify right side
    146,644.22x = 16,103,762,461.04
  5. Step 5: Solve for x
    x = 16,103,762,461.04/146,644.22
  6. Step 6: Final answer
    x = 109,815.19

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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.