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Finding the Fourth Proportional to 173,785.54, 239,768.30 and 97,293.39

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Solution

The fourth proportional to 173,785.54, 239,768.30 and 97,293.39 is: 134,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,785.54 : 239,768.30 = 97,293.39 : x
  2. Step 2: Convert to fraction form
    173,785.54/239,768.30 = 97,293.39/x
  3. Step 3: Cross multiply
    173,785.54x = 239,768.30 × 97,293.39
  4. Step 4: Simplify right side
    173,785.54x = 23,327,870,721.54
  5. Step 5: Solve for x
    x = 23,327,870,721.54/173,785.54
  6. Step 6: Final answer
    x = 134,233.67

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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.