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Finding the Fourth Proportional to 265,603.88, 366,533.36 and 146,371.88

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Solution

The fourth proportional to 265,603.88, 366,533.36 and 146,371.88 is: 201,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,603.88 : 366,533.36 = 146,371.88 : x
  2. Step 2: Convert to fraction form
    265,603.88/366,533.36 = 146,371.88/x
  3. Step 3: Cross multiply
    265,603.88x = 366,533.36 × 146,371.88
  4. Step 4: Simplify right side
    265,603.88x = 53,650,174,421.39
  5. Step 5: Solve for x
    x = 53,650,174,421.39/265,603.88
  6. Step 6: Final answer
    x = 201,993.19

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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.