Home / 109,200.41-163,840.01-38,133.51

Finding the Fourth Proportional to 109,200.41, 163,840.01 and 38,133.51

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Solution

The fourth proportional to 109,200.41, 163,840.01 and 38,133.51 is: 57,214.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,200.41 : 163,840.01 = 38,133.51 : x
  2. Step 2: Convert to fraction form
    109,200.41/163,840.01 = 38,133.51/x
  3. Step 3: Cross multiply
    109,200.41x = 163,840.01 × 38,133.51
  4. Step 4: Simplify right side
    109,200.41x = 6,247,794,469.07
  5. Step 5: Solve for x
    x = 6,247,794,469.07/109,200.41
  6. Step 6: Final answer
    x = 57,214.02

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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.