Home / 374,168.04-561,473.49-137,676.80

Finding the Fourth Proportional to 374,168.04, 561,473.49 and 137,676.80

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Solution

The fourth proportional to 374,168.04, 561,473.49 and 137,676.80 is: 206,596.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,168.04 : 561,473.49 = 137,676.80 : x
  2. Step 2: Convert to fraction form
    374,168.04/561,473.49 = 137,676.80/x
  3. Step 3: Cross multiply
    374,168.04x = 561,473.49 × 137,676.80
  4. Step 4: Simplify right side
    374,168.04x = 77,301,870,580.66
  5. Step 5: Solve for x
    x = 77,301,870,580.66/374,168.04
  6. Step 6: Final answer
    x = 206,596.67

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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.