Home / 82,100.24-113,296.05-46,289.93

Finding the Fourth Proportional to 82,100.24, 113,296.05 and 46,289.93

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Solution

The fourth proportional to 82,100.24, 113,296.05 and 46,289.93 is: 63,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,100.24 : 113,296.05 = 46,289.93 : x
  2. Step 2: Convert to fraction form
    82,100.24/113,296.05 = 46,289.93/x
  3. Step 3: Cross multiply
    82,100.24x = 113,296.05 × 46,289.93
  4. Step 4: Simplify right side
    82,100.24x = 5,244,465,657.30
  5. Step 5: Solve for x
    x = 5,244,465,657.30/82,100.24
  6. Step 6: Final answer
    x = 63,878.81

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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.