Home / 262,303.02-393,377.31-102,343.14

Finding the Fourth Proportional to 262,303.02, 393,377.31 and 102,343.14

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Solution

The fourth proportional to 262,303.02, 393,377.31 and 102,343.14 is: 153,484.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,303.02 : 393,377.31 = 102,343.14 : x
  2. Step 2: Convert to fraction form
    262,303.02/393,377.31 = 102,343.14/x
  3. Step 3: Cross multiply
    262,303.02x = 393,377.31 × 102,343.14
  4. Step 4: Simplify right side
    262,303.02x = 40,259,469,110.15
  5. Step 5: Solve for x
    x = 40,259,469,110.15/262,303.02
  6. Step 6: Final answer
    x = 153,484.58

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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.