Home / 448,677.02-673,015.82-133,131.14

Finding the Fourth Proportional to 448,677.02, 673,015.82 and 133,131.14

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Solution

The fourth proportional to 448,677.02, 673,015.82 and 133,131.14 is: 199,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,677.02 : 673,015.82 = 133,131.14 : x
  2. Step 2: Convert to fraction form
    448,677.02/673,015.82 = 133,131.14/x
  3. Step 3: Cross multiply
    448,677.02x = 673,015.82 × 133,131.14
  4. Step 4: Simplify right side
    448,677.02x = 89,599,362,688.98
  5. Step 5: Solve for x
    x = 89,599,362,688.98/448,677.02
  6. Step 6: Final answer
    x = 199,696.79

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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.