Home / 376,783.03-565,151.66-133,636.15

Finding the Fourth Proportional to 376,783.03, 565,151.66 and 133,636.15

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Solution

The fourth proportional to 376,783.03, 565,151.66 and 133,636.15 is: 200,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,783.03 : 565,151.66 = 133,636.15 : x
  2. Step 2: Convert to fraction form
    376,783.03/565,151.66 = 133,636.15/x
  3. Step 3: Cross multiply
    376,783.03x = 565,151.66 × 133,636.15
  4. Step 4: Simplify right side
    376,783.03x = 75,524,692,008.51
  5. Step 5: Solve for x
    x = 75,524,692,008.51/376,783.03
  6. Step 6: Final answer
    x = 200,446.11

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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.