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Finding the Fourth Proportional to 173,026.80, 238,736.10 and 97,560.72

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Solution

The fourth proportional to 173,026.80, 238,736.10 and 97,560.72 is: 134,610.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,026.80 : 238,736.10 = 97,560.72 : x
  2. Step 2: Convert to fraction form
    173,026.80/238,736.10 = 97,560.72/x
  3. Step 3: Cross multiply
    173,026.80x = 238,736.10 × 97,560.72
  4. Step 4: Simplify right side
    173,026.80x = 23,291,265,805.99
  5. Step 5: Solve for x
    x = 23,291,265,805.99/173,026.80
  6. Step 6: Final answer
    x = 134,610.74

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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.