Home / 374,142.20-561,268.62-137,466.41

Finding the Fourth Proportional to 374,142.20, 561,268.62 and 137,466.41

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Solution

The fourth proportional to 374,142.20, 561,268.62 and 137,466.41 is: 206,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,142.20 : 561,268.62 = 137,466.41 : x
  2. Step 2: Convert to fraction form
    374,142.20/561,268.62 = 137,466.41/x
  3. Step 3: Cross multiply
    374,142.20x = 561,268.62 × 137,466.41
  4. Step 4: Simplify right side
    374,142.20x = 77,155,579,430.71
  5. Step 5: Solve for x
    x = 77,155,579,430.71/374,142.20
  6. Step 6: Final answer
    x = 206,219.94

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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.