Home / 57,783.03-79,740.19-32,289.46

Finding the Fourth Proportional to 57,783.03, 79,740.19 and 32,289.46

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Solution

The fourth proportional to 57,783.03, 79,740.19 and 32,289.46 is: 44,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,783.03 : 79,740.19 = 32,289.46 : x
  2. Step 2: Convert to fraction form
    57,783.03/79,740.19 = 32,289.46/x
  3. Step 3: Cross multiply
    57,783.03x = 79,740.19 × 32,289.46
  4. Step 4: Simplify right side
    57,783.03x = 2,574,767,115.25
  5. Step 5: Solve for x
    x = 2,574,767,115.25/57,783.03
  6. Step 6: Final answer
    x = 44,559.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.