Home / 55,828.20-77,055.08-34,336.43

Finding the Fourth Proportional to 55,828.20, 77,055.08 and 34,336.43

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Solution

The fourth proportional to 55,828.20, 77,055.08 and 34,336.43 is: 47,391.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,828.20 : 77,055.08 = 34,336.43 : x
  2. Step 2: Convert to fraction form
    55,828.20/77,055.08 = 34,336.43/x
  3. Step 3: Cross multiply
    55,828.20x = 77,055.08 × 34,336.43
  4. Step 4: Simplify right side
    55,828.20x = 2,645,796,360.56
  5. Step 5: Solve for x
    x = 2,645,796,360.56/55,828.20
  6. Step 6: Final answer
    x = 47,391.75

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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.