Home / 57,270.41-79,048.20-32,128.01

Finding the Fourth Proportional to 57,270.41, 79,048.20 and 32,128.01

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Solution

The fourth proportional to 57,270.41, 79,048.20 and 32,128.01 is: 44,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,270.41 : 79,048.20 = 32,128.01 : x
  2. Step 2: Convert to fraction form
    57,270.41/79,048.20 = 32,128.01/x
  3. Step 3: Cross multiply
    57,270.41x = 79,048.20 × 32,128.01
  4. Step 4: Simplify right side
    57,270.41x = 2,539,660,964.84
  5. Step 5: Solve for x
    x = 2,539,660,964.84/57,270.41
  6. Step 6: Final answer
    x = 44,345.08

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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.