Home / 77,367.24-106,781.22-45,534.60

Finding the Fourth Proportional to 77,367.24, 106,781.22 and 45,534.60

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Solution

The fourth proportional to 77,367.24, 106,781.22 and 45,534.60 is: 62,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,367.24 : 106,781.22 = 45,534.60 : x
  2. Step 2: Convert to fraction form
    77,367.24/106,781.22 = 45,534.60/x
  3. Step 3: Cross multiply
    77,367.24x = 106,781.22 × 45,534.60
  4. Step 4: Simplify right side
    77,367.24x = 4,862,240,140.21
  5. Step 5: Solve for x
    x = 4,862,240,140.21/77,367.24
  6. Step 6: Final answer
    x = 62,846.24

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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.