Home / 212,801.08-293,667.54-117,311.20

Finding the Fourth Proportional to 212,801.08, 293,667.54 and 117,311.20

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Solution

The fourth proportional to 212,801.08, 293,667.54 and 117,311.20 is: 161,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,801.08 : 293,667.54 = 117,311.20 : x
  2. Step 2: Convert to fraction form
    212,801.08/293,667.54 = 117,311.20/x
  3. Step 3: Cross multiply
    212,801.08x = 293,667.54 × 117,311.20
  4. Step 4: Simplify right side
    212,801.08x = 34,450,491,518.45
  5. Step 5: Solve for x
    x = 34,450,491,518.45/212,801.08
  6. Step 6: Final answer
    x = 161,890.59

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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.