Home / 374,360.40-561,277.59-131,141.97

Finding the Fourth Proportional to 374,360.40, 561,277.59 and 131,141.97

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Solution

The fourth proportional to 374,360.40, 561,277.59 and 131,141.97 is: 196,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,360.40 : 561,277.59 = 131,141.97 : x
  2. Step 2: Convert to fraction form
    374,360.40/561,277.59 = 131,141.97/x
  3. Step 3: Cross multiply
    374,360.40x = 561,277.59 × 131,141.97
  4. Step 4: Simplify right side
    374,360.40x = 73,607,048,869.45
  5. Step 5: Solve for x
    x = 73,607,048,869.45/374,360.40
  6. Step 6: Final answer
    x = 196,620.82

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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.