Home / 78,317.45-108,076.91-44,332.37

Finding the Fourth Proportional to 78,317.45, 108,076.91 and 44,332.37

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Solution

The fourth proportional to 78,317.45, 108,076.91 and 44,332.37 is: 61,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,317.45 : 108,076.91 = 44,332.37 : x
  2. Step 2: Convert to fraction form
    78,317.45/108,076.91 = 44,332.37/x
  3. Step 3: Cross multiply
    78,317.45x = 108,076.91 × 44,332.37
  4. Step 4: Simplify right side
    78,317.45x = 4,791,305,562.58
  5. Step 5: Solve for x
    x = 4,791,305,562.58/78,317.45
  6. Step 6: Final answer
    x = 61,178.01

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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.