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Finding the Fourth Proportional to 265,058.73, 365,660.51 and 157,567.77

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Solution

The fourth proportional to 265,058.73, 365,660.51 and 157,567.77 is: 217,371.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,058.73 : 365,660.51 = 157,567.77 : x
  2. Step 2: Convert to fraction form
    265,058.73/365,660.51 = 157,567.77/x
  3. Step 3: Cross multiply
    265,058.73x = 365,660.51 × 157,567.77
  4. Step 4: Simplify right side
    265,058.73x = 57,616,310,349.92
  5. Step 5: Solve for x
    x = 57,616,310,349.92/265,058.73
  6. Step 6: Final answer
    x = 217,371.86

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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.