Home / 147,635.60-221,453.40-108,269.60

Finding the Fourth Proportional to 147,635.60, 221,453.40 and 108,269.60

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Solution

The fourth proportional to 147,635.60, 221,453.40 and 108,269.60 is: 162,404.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,635.60 : 221,453.40 = 108,269.60 : x
  2. Step 2: Convert to fraction form
    147,635.60/221,453.40 = 108,269.60/x
  3. Step 3: Cross multiply
    147,635.60x = 221,453.40 × 108,269.60
  4. Step 4: Simplify right side
    147,635.60x = 23,976,671,036.64
  5. Step 5: Solve for x
    x = 23,976,671,036.64/147,635.60
  6. Step 6: Final answer
    x = 162,404.40

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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.