Home / 197,982.90-297,029.64-64,956.72

Finding the Fourth Proportional to 197,982.90, 297,029.64 and 64,956.72

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Solution

The fourth proportional to 197,982.90, 297,029.64 and 64,956.72 is: 97,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,982.90 : 297,029.64 = 64,956.72 : x
  2. Step 2: Convert to fraction form
    197,982.90/297,029.64 = 64,956.72/x
  3. Step 3: Cross multiply
    197,982.90x = 297,029.64 × 64,956.72
  4. Step 4: Simplify right side
    197,982.90x = 19,294,071,157.18
  5. Step 5: Solve for x
    x = 19,294,071,157.18/197,982.90
  6. Step 6: Final answer
    x = 97,453.22

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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.