Home / 145,952.82-218,997.27-143,594.10

Finding the Fourth Proportional to 145,952.82, 218,997.27 and 143,594.10

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Solution

The fourth proportional to 145,952.82, 218,997.27 and 143,594.10 is: 215,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,952.82 : 218,997.27 = 143,594.10 : x
  2. Step 2: Convert to fraction form
    145,952.82/218,997.27 = 143,594.10/x
  3. Step 3: Cross multiply
    145,952.82x = 218,997.27 × 143,594.10
  4. Step 4: Simplify right side
    145,952.82x = 31,446,715,888.11
  5. Step 5: Solve for x
    x = 31,446,715,888.11/145,952.82
  6. Step 6: Final answer
    x = 215,458.09

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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.