Home / 77,077.44-106,379.04-46,872.24

Finding the Fourth Proportional to 77,077.44, 106,379.04 and 46,872.24

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Solution

The fourth proportional to 77,077.44, 106,379.04 and 46,872.24 is: 64,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,077.44 : 106,379.04 = 46,872.24 : x
  2. Step 2: Convert to fraction form
    77,077.44/106,379.04 = 46,872.24/x
  3. Step 3: Cross multiply
    77,077.44x = 106,379.04 × 46,872.24
  4. Step 4: Simplify right side
    77,077.44x = 4,986,223,893.85
  5. Step 5: Solve for x
    x = 4,986,223,893.85/77,077.44
  6. Step 6: Final answer
    x = 64,691.09

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1.5x scale

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.