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Finding the Fourth Proportional to 164,393.19, 246,391.49 and 80,026.89

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Solution

The fourth proportional to 164,393.19, 246,391.49 and 80,026.89 is: 119,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,393.19 : 246,391.49 = 80,026.89 : x
  2. Step 2: Convert to fraction form
    164,393.19/246,391.49 = 80,026.89/x
  3. Step 3: Cross multiply
    164,393.19x = 246,391.49 × 80,026.89
  4. Step 4: Simplify right side
    164,393.19x = 19,717,944,267.03
  5. Step 5: Solve for x
    x = 19,717,944,267.03/164,393.19
  6. Step 6: Final answer
    x = 119,943.80

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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.