Home / 143,177.77-214,704.01-58,881.61

Finding the Fourth Proportional to 143,177.77, 214,704.01 and 58,881.61

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Solution

The fourth proportional to 143,177.77, 214,704.01 and 58,881.61 is: 88,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,177.77 : 214,704.01 = 58,881.61 : x
  2. Step 2: Convert to fraction form
    143,177.77/214,704.01 = 58,881.61/x
  3. Step 3: Cross multiply
    143,177.77x = 214,704.01 × 58,881.61
  4. Step 4: Simplify right side
    143,177.77x = 12,642,117,782.26
  5. Step 5: Solve for x
    x = 12,642,117,782.26/143,177.77
  6. Step 6: Final answer
    x = 88,296.65

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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.