Home / 77,090.08-115,471.20-37,050.26

Finding the Fourth Proportional to 77,090.08, 115,471.20 and 37,050.26

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Solution

The fourth proportional to 77,090.08, 115,471.20 and 37,050.26 is: 55,496.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,090.08 : 115,471.20 = 37,050.26 : x
  2. Step 2: Convert to fraction form
    77,090.08/115,471.20 = 37,050.26/x
  3. Step 3: Cross multiply
    77,090.08x = 115,471.20 × 37,050.26
  4. Step 4: Simplify right side
    77,090.08x = 4,278,237,982.51
  5. Step 5: Solve for x
    x = 4,278,237,982.51/77,090.08
  6. Step 6: Final answer
    x = 55,496.61

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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.