Home / 146,506.22-202,179.80-79,438.22

Finding the Fourth Proportional to 146,506.22, 202,179.80 and 79,438.22

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Solution

The fourth proportional to 146,506.22, 202,179.80 and 79,438.22 is: 109,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,506.22 : 202,179.80 = 79,438.22 : x
  2. Step 2: Convert to fraction form
    146,506.22/202,179.80 = 79,438.22/x
  3. Step 3: Cross multiply
    146,506.22x = 202,179.80 × 79,438.22
  4. Step 4: Simplify right side
    146,506.22x = 16,060,802,930.99
  5. Step 5: Solve for x
    x = 16,060,802,930.99/146,506.22
  6. Step 6: Final answer
    x = 109,625.40

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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.