Home / 371,669.41-557,525.23-105,408.84

Finding the Fourth Proportional to 371,669.41, 557,525.23 and 105,408.84

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Solution

The fourth proportional to 371,669.41, 557,525.23 and 105,408.84 is: 158,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,669.41 : 557,525.23 = 105,408.84 : x
  2. Step 2: Convert to fraction form
    371,669.41/557,525.23 = 105,408.84/x
  3. Step 3: Cross multiply
    371,669.41x = 557,525.23 × 105,408.84
  4. Step 4: Simplify right side
    371,669.41x = 58,768,089,592.23
  5. Step 5: Solve for x
    x = 58,768,089,592.23/371,669.41
  6. Step 6: Final answer
    x = 158,119.25

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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.