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Finding the Fourth Proportional to 163,269.60, 244,580.40 and 143,786.40

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Solution

The fourth proportional to 163,269.60, 244,580.40 and 143,786.40 is: 215,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,269.60 : 244,580.40 = 143,786.40 : x
  2. Step 2: Convert to fraction form
    163,269.60/244,580.40 = 143,786.40/x
  3. Step 3: Cross multiply
    163,269.60x = 244,580.40 × 143,786.40
  4. Step 4: Simplify right side
    163,269.60x = 35,167,335,226.56
  5. Step 5: Solve for x
    x = 35,167,335,226.56/163,269.60
  6. Step 6: Final answer
    x = 215,394.26

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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.