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Finding the Fourth Proportional to 173,409.73, 260,119.22 and 61,064.42

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Solution

The fourth proportional to 173,409.73, 260,119.22 and 61,064.42 is: 91,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,409.73 : 260,119.22 = 61,064.42 : x
  2. Step 2: Convert to fraction form
    173,409.73/260,119.22 = 61,064.42/x
  3. Step 3: Cross multiply
    173,409.73x = 260,119.22 × 61,064.42
  4. Step 4: Simplify right side
    173,409.73x = 15,884,027,694.23
  5. Step 5: Solve for x
    x = 15,884,027,694.23/173,409.73
  6. Step 6: Final answer
    x = 91,598.25

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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.