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Finding the Fourth Proportional to 265,611.48, 366,533.15 and 144,750.17

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Solution

The fourth proportional to 265,611.48, 366,533.15 and 144,750.17 is: 199,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,611.48 : 366,533.15 = 144,750.17 : x
  2. Step 2: Convert to fraction form
    265,611.48/366,533.15 = 144,750.17/x
  3. Step 3: Cross multiply
    265,611.48x = 366,533.15 × 144,750.17
  4. Step 4: Simplify right side
    265,611.48x = 53,055,735,965.72
  5. Step 5: Solve for x
    x = 53,055,735,965.72/265,611.48
  6. Step 6: Final answer
    x = 199,749.41

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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.