Home / 149,815.60-224,723.40-39,007.60

Finding the Fourth Proportional to 149,815.60, 224,723.40 and 39,007.60

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Solution

The fourth proportional to 149,815.60, 224,723.40 and 39,007.60 is: 58,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,815.60 : 224,723.40 = 39,007.60 : x
  2. Step 2: Convert to fraction form
    149,815.60/224,723.40 = 39,007.60/x
  3. Step 3: Cross multiply
    149,815.60x = 224,723.40 × 39,007.60
  4. Step 4: Simplify right side
    149,815.60x = 8,765,920,497.84
  5. Step 5: Solve for x
    x = 8,765,920,497.84/149,815.60
  6. Step 6: Final answer
    x = 58,511.40

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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.