Home / 77,464.08-116,190.45-44,079.39

Finding the Fourth Proportional to 77,464.08, 116,190.45 and 44,079.39

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Solution

The fourth proportional to 77,464.08, 116,190.45 and 44,079.39 is: 66,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,464.08 : 116,190.45 = 44,079.39 : x
  2. Step 2: Convert to fraction form
    77,464.08/116,190.45 = 44,079.39/x
  3. Step 3: Cross multiply
    77,464.08x = 116,190.45 × 44,079.39
  4. Step 4: Simplify right side
    77,464.08x = 5,121,604,159.83
  5. Step 5: Solve for x
    x = 5,121,604,159.83/77,464.08
  6. Step 6: Final answer
    x = 66,115.86

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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.