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Finding the Fourth Proportional to 163,226.80, 244,840.20 and 113,460.40

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Solution

The fourth proportional to 163,226.80, 244,840.20 and 113,460.40 is: 170,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,226.80 : 244,840.20 = 113,460.40 : x
  2. Step 2: Convert to fraction form
    163,226.80/244,840.20 = 113,460.40/x
  3. Step 3: Cross multiply
    163,226.80x = 244,840.20 × 113,460.40
  4. Step 4: Simplify right side
    163,226.80x = 27,779,667,028.08
  5. Step 5: Solve for x
    x = 27,779,667,028.08/163,226.80
  6. Step 6: Final answer
    x = 170,190.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.