Home / 172,750.02-258,976.01-70,180.62

Finding the Fourth Proportional to 172,750.02, 258,976.01 and 70,180.62

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Solution

The fourth proportional to 172,750.02, 258,976.01 and 70,180.62 is: 105,210.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,750.02 : 258,976.01 = 70,180.62 : x
  2. Step 2: Convert to fraction form
    172,750.02/258,976.01 = 70,180.62/x
  3. Step 3: Cross multiply
    172,750.02x = 258,976.01 × 70,180.62
  4. Step 4: Simplify right side
    172,750.02x = 18,175,096,596.02
  5. Step 5: Solve for x
    x = 18,175,096,596.02/172,750.02
  6. Step 6: Final answer
    x = 105,210.39

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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.