Home / 146,556.30-202,247.70-79,488.30

Finding the Fourth Proportional to 146,556.30, 202,247.70 and 79,488.30

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Solution

The fourth proportional to 146,556.30, 202,247.70 and 79,488.30 is: 109,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,556.30 : 202,247.70 = 79,488.30 : x
  2. Step 2: Convert to fraction form
    146,556.30/202,247.70 = 79,488.30/x
  3. Step 3: Cross multiply
    146,556.30x = 202,247.70 × 79,488.30
  4. Step 4: Simplify right side
    146,556.30x = 16,076,325,851.91
  5. Step 5: Solve for x
    x = 16,076,325,851.91/146,556.30
  6. Step 6: Final answer
    x = 109,693.86

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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.