Home / 137,608.02-206,412.21-37,769.58

Finding the Fourth Proportional to 137,608.02, 206,412.21 and 37,769.58

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Solution

The fourth proportional to 137,608.02, 206,412.21 and 37,769.58 is: 56,654.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,608.02 : 206,412.21 = 37,769.58 : x
  2. Step 2: Convert to fraction form
    137,608.02/206,412.21 = 37,769.58/x
  3. Step 3: Cross multiply
    137,608.02x = 206,412.21 × 37,769.58
  4. Step 4: Simplify right side
    137,608.02x = 7,796,102,478.57
  5. Step 5: Solve for x
    x = 7,796,102,478.57/137,608.02
  6. Step 6: Final answer
    x = 56,654.42

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1.5x scale

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.