Home / 374,827.68-562,123.80-125,451.36

Finding the Fourth Proportional to 374,827.68, 562,123.80 and 125,451.36

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Solution

The fourth proportional to 374,827.68, 562,123.80 and 125,451.36 is: 188,137.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,827.68 : 562,123.80 = 125,451.36 : x
  2. Step 2: Convert to fraction form
    374,827.68/562,123.80 = 125,451.36/x
  3. Step 3: Cross multiply
    374,827.68x = 562,123.80 × 125,451.36
  4. Step 4: Simplify right side
    374,827.68x = 70,519,195,198.37
  5. Step 5: Solve for x
    x = 70,519,195,198.37/374,827.68
  6. Step 6: Final answer
    x = 188,137.64

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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.