Home / 252,730.02-379,096.26-102,971.70

Finding the Fourth Proportional to 252,730.02, 379,096.26 and 102,971.70

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Solution

The fourth proportional to 252,730.02, 379,096.26 and 102,971.70 is: 154,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,730.02 : 379,096.26 = 102,971.70 : x
  2. Step 2: Convert to fraction form
    252,730.02/379,096.26 = 102,971.70/x
  3. Step 3: Cross multiply
    252,730.02x = 379,096.26 × 102,971.70
  4. Step 4: Simplify right side
    252,730.02x = 39,036,186,355.84
  5. Step 5: Solve for x
    x = 39,036,186,355.84/252,730.02
  6. Step 6: Final answer
    x = 154,458.05

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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.