Home / 374,190.23-561,277.40-121,470.34

Finding the Fourth Proportional to 374,190.23, 561,277.40 and 121,470.34

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Solution

The fourth proportional to 374,190.23, 561,277.40 and 121,470.34 is: 182,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,190.23 : 561,277.40 = 121,470.34 : x
  2. Step 2: Convert to fraction form
    374,190.23/561,277.40 = 121,470.34/x
  3. Step 3: Cross multiply
    374,190.23x = 561,277.40 × 121,470.34
  4. Step 4: Simplify right side
    374,190.23x = 68,178,555,340.50
  5. Step 5: Solve for x
    x = 68,178,555,340.50/374,190.23
  6. Step 6: Final answer
    x = 182,202.93

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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.