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Finding the Fourth Proportional to 173,270.08, 239,124 and 97,820.48

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Solution

The fourth proportional to 173,270.08, 239,124 and 97,820.48 is: 134,998.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,270.08 : 239,124 = 97,820.48 : x
  2. Step 2: Convert to fraction form
    173,270.08/239,124 = 97,820.48/x
  3. Step 3: Cross multiply
    173,270.08x = 239,124 × 97,820.48
  4. Step 4: Simplify right side
    173,270.08x = 23,391,224,459.52
  5. Step 5: Solve for x
    x = 23,391,224,459.52/173,270.08
  6. Step 6: Final answer
    x = 134,998.64

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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.