Home / 127,712.99-191,395.61-60,234.51

Finding the Fourth Proportional to 127,712.99, 191,395.61 and 60,234.51

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Solution

The fourth proportional to 127,712.99, 191,395.61 and 60,234.51 is: 90,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,712.99 : 191,395.61 = 60,234.51 : x
  2. Step 2: Convert to fraction form
    127,712.99/191,395.61 = 60,234.51/x
  3. Step 3: Cross multiply
    127,712.99x = 191,395.61 × 60,234.51
  4. Step 4: Simplify right side
    127,712.99x = 11,528,620,483.33
  5. Step 5: Solve for x
    x = 11,528,620,483.33/127,712.99
  6. Step 6: Final answer
    x = 90,269.76

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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.