Home / 145,452.11-218,171.48-50,703.98

Finding the Fourth Proportional to 145,452.11, 218,171.48 and 50,703.98

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Solution

The fourth proportional to 145,452.11, 218,171.48 and 50,703.98 is: 76,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,452.11 : 218,171.48 = 50,703.98 : x
  2. Step 2: Convert to fraction form
    145,452.11/218,171.48 = 50,703.98/x
  3. Step 3: Cross multiply
    145,452.11x = 218,171.48 × 50,703.98
  4. Step 4: Simplify right side
    145,452.11x = 11,062,161,014.11
  5. Step 5: Solve for x
    x = 11,062,161,014.11/145,452.11
  6. Step 6: Final answer
    x = 76,053.63

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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.