Home / 55,409.22-76,412.81-44,115.99

Finding the Fourth Proportional to 55,409.22, 76,412.81 and 44,115.99

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Solution

The fourth proportional to 55,409.22, 76,412.81 and 44,115.99 is: 60,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,409.22 : 76,412.81 = 44,115.99 : x
  2. Step 2: Convert to fraction form
    55,409.22/76,412.81 = 44,115.99/x
  3. Step 3: Cross multiply
    55,409.22x = 76,412.81 × 44,115.99
  4. Step 4: Simplify right side
    55,409.22x = 3,371,026,541.25
  5. Step 5: Solve for x
    x = 3,371,026,541.25/55,409.22
  6. Step 6: Final answer
    x = 60,838.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.