Home / 202,919.81-304,393.07-53,163.77

Finding the Fourth Proportional to 202,919.81, 304,393.07 and 53,163.77

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Solution

The fourth proportional to 202,919.81, 304,393.07 and 53,163.77 is: 79,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,919.81 : 304,393.07 = 53,163.77 : x
  2. Step 2: Convert to fraction form
    202,919.81/304,393.07 = 53,163.77/x
  3. Step 3: Cross multiply
    202,919.81x = 304,393.07 × 53,163.77
  4. Step 4: Simplify right side
    202,919.81x = 16,182,681,774.02
  5. Step 5: Solve for x
    x = 16,182,681,774.02/202,919.81
  6. Step 6: Final answer
    x = 79,749.15

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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.