Home / 212,551.50-293,321.10-117,058.02

Finding the Fourth Proportional to 212,551.50, 293,321.10 and 117,058.02

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Solution

The fourth proportional to 212,551.50, 293,321.10 and 117,058.02 is: 161,540.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,551.50 : 293,321.10 = 117,058.02 : x
  2. Step 2: Convert to fraction form
    212,551.50/293,321.10 = 117,058.02/x
  3. Step 3: Cross multiply
    212,551.50x = 293,321.10 × 117,058.02
  4. Step 4: Simplify right side
    212,551.50x = 34,335,587,190.22
  5. Step 5: Solve for x
    x = 34,335,587,190.22/212,551.50
  6. Step 6: Final answer
    x = 161,540.08

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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.