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Finding the Fourth Proportional to 215,850.47, 297,866.29 and 119,058.16

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Solution

The fourth proportional to 215,850.47, 297,866.29 and 119,058.16 is: 164,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,850.47 : 297,866.29 = 119,058.16 : x
  2. Step 2: Convert to fraction form
    215,850.47/297,866.29 = 119,058.16/x
  3. Step 3: Cross multiply
    215,850.47x = 297,866.29 × 119,058.16
  4. Step 4: Simplify right side
    215,850.47x = 35,463,412,413.43
  5. Step 5: Solve for x
    x = 35,463,412,413.43/215,850.47
  6. Step 6: Final answer
    x = 164,296.20

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1.5x scale

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.