Home / 145,623.44-218,487.72-50,867.66

Finding the Fourth Proportional to 145,623.44, 218,487.72 and 50,867.66

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Solution

The fourth proportional to 145,623.44, 218,487.72 and 50,867.66 is: 76,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,623.44 : 218,487.72 = 50,867.66 : x
  2. Step 2: Convert to fraction form
    145,623.44/218,487.72 = 50,867.66/x
  3. Step 3: Cross multiply
    145,623.44x = 218,487.72 × 50,867.66
  4. Step 4: Simplify right side
    145,623.44x = 11,113,959,055.14
  5. Step 5: Solve for x
    x = 11,113,959,055.14/145,623.44
  6. Step 6: Final answer
    x = 76,319.85

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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.