Home / 178,438.72-246,252.34-97,869.64

Finding the Fourth Proportional to 178,438.72, 246,252.34 and 97,869.64

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Solution

The fourth proportional to 178,438.72, 246,252.34 and 97,869.64 is: 135,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,438.72 : 246,252.34 = 97,869.64 : x
  2. Step 2: Convert to fraction form
    178,438.72/246,252.34 = 97,869.64/x
  3. Step 3: Cross multiply
    178,438.72x = 246,252.34 × 97,869.64
  4. Step 4: Simplify right side
    178,438.72x = 24,100,628,295.11
  5. Step 5: Solve for x
    x = 24,100,628,295.11/178,438.72
  6. Step 6: Final answer
    x = 135,063.89

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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.