Home / 374,122.41-561,266.54-107,862.15

Finding the Fourth Proportional to 374,122.41, 561,266.54 and 107,862.15

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Solution

The fourth proportional to 374,122.41, 561,266.54 and 107,862.15 is: 161,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,122.41 : 561,266.54 = 107,862.15 : x
  2. Step 2: Convert to fraction form
    374,122.41/561,266.54 = 107,862.15/x
  3. Step 3: Cross multiply
    374,122.41x = 561,266.54 × 107,862.15
  4. Step 4: Simplify right side
    374,122.41x = 60,539,415,997.12
  5. Step 5: Solve for x
    x = 60,539,415,997.12/374,122.41
  6. Step 6: Final answer
    x = 161,817.13

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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.