Home / 149,289.40-223,631.70-92,956.60

Finding the Fourth Proportional to 149,289.40, 223,631.70 and 92,956.60

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Solution

The fourth proportional to 149,289.40, 223,631.70 and 92,956.60 is: 139,246.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,289.40 : 223,631.70 = 92,956.60 : x
  2. Step 2: Convert to fraction form
    149,289.40/223,631.70 = 92,956.60/x
  3. Step 3: Cross multiply
    149,289.40x = 223,631.70 × 92,956.60
  4. Step 4: Simplify right side
    149,289.40x = 20,788,042,484.22
  5. Step 5: Solve for x
    x = 20,788,042,484.22/149,289.40
  6. Step 6: Final answer
    x = 139,246.61

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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.