Home / 138,797.06-208,197.30-48,842.46

Finding the Fourth Proportional to 138,797.06, 208,197.30 and 48,842.46

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Solution

The fourth proportional to 138,797.06, 208,197.30 and 48,842.46 is: 73,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,797.06 : 208,197.30 = 48,842.46 : x
  2. Step 2: Convert to fraction form
    138,797.06/208,197.30 = 48,842.46/x
  3. Step 3: Cross multiply
    138,797.06x = 208,197.30 × 48,842.46
  4. Step 4: Simplify right side
    138,797.06x = 10,168,868,297.36
  5. Step 5: Solve for x
    x = 10,168,868,297.36/138,797.06
  6. Step 6: Final answer
    x = 73,264.29

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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.