Home / 97,688.40-146,532.60-96,997.20

Finding the Fourth Proportional to 97,688.40, 146,532.60 and 96,997.20

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Solution

The fourth proportional to 97,688.40, 146,532.60 and 96,997.20 is: 145,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,688.40 : 146,532.60 = 96,997.20 : x
  2. Step 2: Convert to fraction form
    97,688.40/146,532.60 = 96,997.20/x
  3. Step 3: Cross multiply
    97,688.40x = 146,532.60 × 96,997.20
  4. Step 4: Simplify right side
    97,688.40x = 14,213,251,908.72
  5. Step 5: Solve for x
    x = 14,213,251,908.72/97,688.40
  6. Step 6: Final answer
    x = 145,495.80

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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.