Home / 122,750.51-183,229.64-105,332.27

Finding the Fourth Proportional to 122,750.51, 183,229.64 and 105,332.27

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Solution

The fourth proportional to 122,750.51, 183,229.64 and 105,332.27 is: 157,229.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,750.51 : 183,229.64 = 105,332.27 : x
  2. Step 2: Convert to fraction form
    122,750.51/183,229.64 = 105,332.27/x
  3. Step 3: Cross multiply
    122,750.51x = 183,229.64 × 105,332.27
  4. Step 4: Simplify right side
    122,750.51x = 19,299,993,912.48
  5. Step 5: Solve for x
    x = 19,299,993,912.48/122,750.51
  6. Step 6: Final answer
    x = 157,229.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.