Home / 142,723.36-214,105.19-58,495.71

Finding the Fourth Proportional to 142,723.36, 214,105.19 and 58,495.71

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Solution

The fourth proportional to 142,723.36, 214,105.19 and 58,495.71 is: 87,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,723.36 : 214,105.19 = 58,495.71 : x
  2. Step 2: Convert to fraction form
    142,723.36/214,105.19 = 58,495.71/x
  3. Step 3: Cross multiply
    142,723.36x = 214,105.19 × 58,495.71
  4. Step 4: Simplify right side
    142,723.36x = 12,524,234,811.26
  5. Step 5: Solve for x
    x = 12,524,234,811.26/142,723.36
  6. Step 6: Final answer
    x = 87,751.82

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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.