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Finding the Fourth Proportional to 173,048.43, 259,587.77 and 48,389.79

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Solution

The fourth proportional to 173,048.43, 259,587.77 and 48,389.79 is: 72,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,048.43 : 259,587.77 = 48,389.79 : x
  2. Step 2: Convert to fraction form
    173,048.43/259,587.77 = 48,389.79/x
  3. Step 3: Cross multiply
    173,048.43x = 259,587.77 × 48,389.79
  4. Step 4: Simplify right side
    173,048.43x = 12,561,397,434.92
  5. Step 5: Solve for x
    x = 12,561,397,434.92/173,048.43
  6. Step 6: Final answer
    x = 72,588.91

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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.