Home / 145,591.02-218,405.75-50,822.91

Finding the Fourth Proportional to 145,591.02, 218,405.75 and 50,822.91

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Solution

The fourth proportional to 145,591.02, 218,405.75 and 50,822.91 is: 76,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,591.02 : 218,405.75 = 50,822.91 : x
  2. Step 2: Convert to fraction form
    145,591.02/218,405.75 = 50,822.91/x
  3. Step 3: Cross multiply
    145,591.02x = 218,405.75 × 50,822.91
  4. Step 4: Simplify right side
    145,591.02x = 11,100,015,521.62
  5. Step 5: Solve for x
    x = 11,100,015,521.62/145,591.02
  6. Step 6: Final answer
    x = 76,241.07

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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.