Home / 178,812.27-246,869.30-118,434.67

Finding the Fourth Proportional to 178,812.27, 246,869.30 and 118,434.67

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Solution

The fourth proportional to 178,812.27, 246,869.30 and 118,434.67 is: 163,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,812.27 : 246,869.30 = 118,434.67 : x
  2. Step 2: Convert to fraction form
    178,812.27/246,869.30 = 118,434.67/x
  3. Step 3: Cross multiply
    178,812.27x = 246,869.30 × 118,434.67
  4. Step 4: Simplify right side
    178,812.27x = 29,237,883,757.54
  5. Step 5: Solve for x
    x = 29,237,883,757.54/178,812.27
  6. Step 6: Final answer
    x = 163,511.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.