Home / 97,722.20-146,583.30-96,685.40

Finding the Fourth Proportional to 97,722.20, 146,583.30 and 96,685.40

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Solution

The fourth proportional to 97,722.20, 146,583.30 and 96,685.40 is: 145,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,722.20 : 146,583.30 = 96,685.40 : x
  2. Step 2: Convert to fraction form
    97,722.20/146,583.30 = 96,685.40/x
  3. Step 3: Cross multiply
    97,722.20x = 146,583.30 × 96,685.40
  4. Step 4: Simplify right side
    97,722.20x = 14,172,464,993.82
  5. Step 5: Solve for x
    x = 14,172,464,993.82/97,722.20
  6. Step 6: Final answer
    x = 145,028.10

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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.