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Finding the Fourth Proportional to 173,829.60, 239,865.03 and 97,338.06

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Solution

The fourth proportional to 173,829.60, 239,865.03 and 97,338.06 is: 134,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,829.60 : 239,865.03 = 97,338.06 : x
  2. Step 2: Convert to fraction form
    173,829.60/239,865.03 = 97,338.06/x
  3. Step 3: Cross multiply
    173,829.60x = 239,865.03 × 97,338.06
  4. Step 4: Simplify right side
    173,829.60x = 23,347,996,682.04
  5. Step 5: Solve for x
    x = 23,347,996,682.04/173,829.60
  6. Step 6: Final answer
    x = 134,315.43

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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.