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Finding the Fourth Proportional to 173,383.44, 260,071.32 and 79,889.16

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Solution

The fourth proportional to 173,383.44, 260,071.32 and 79,889.16 is: 119,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,383.44 : 260,071.32 = 79,889.16 : x
  2. Step 2: Convert to fraction form
    173,383.44/260,071.32 = 79,889.16/x
  3. Step 3: Cross multiply
    173,383.44x = 260,071.32 × 79,889.16
  4. Step 4: Simplify right side
    173,383.44x = 20,776,879,294.89
  5. Step 5: Solve for x
    x = 20,776,879,294.89/173,383.44
  6. Step 6: Final answer
    x = 119,831.97

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1.5x scale

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.