Home / 145,334.66-217,999.82-40,151.30

Finding the Fourth Proportional to 145,334.66, 217,999.82 and 40,151.30

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Solution

The fourth proportional to 145,334.66, 217,999.82 and 40,151.30 is: 60,226.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,334.66 : 217,999.82 = 40,151.30 : x
  2. Step 2: Convert to fraction form
    145,334.66/217,999.82 = 40,151.30/x
  3. Step 3: Cross multiply
    145,334.66x = 217,999.82 × 40,151.30
  4. Step 4: Simplify right side
    145,334.66x = 8,752,976,172.77
  5. Step 5: Solve for x
    x = 8,752,976,172.77/145,334.66
  6. Step 6: Final answer
    x = 60,226.35

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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.