Home / 133,424.20-184,098.18-76,853.80

Finding the Fourth Proportional to 133,424.20, 184,098.18 and 76,853.80

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Solution

The fourth proportional to 133,424.20, 184,098.18 and 76,853.80 is: 106,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,424.20 : 184,098.18 = 76,853.80 : x
  2. Step 2: Convert to fraction form
    133,424.20/184,098.18 = 76,853.80/x
  3. Step 3: Cross multiply
    133,424.20x = 184,098.18 × 76,853.80
  4. Step 4: Simplify right side
    133,424.20x = 14,148,644,706.08
  5. Step 5: Solve for x
    x = 14,148,644,706.08/133,424.20
  6. Step 6: Final answer
    x = 106,042.57

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1.5x scale

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.