Home / 163,848.06-226,127.34-100,228.20

Finding the Fourth Proportional to 163,848.06, 226,127.34 and 100,228.20

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Solution

The fourth proportional to 163,848.06, 226,127.34 and 100,228.20 is: 138,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,848.06 : 226,127.34 = 100,228.20 : x
  2. Step 2: Convert to fraction form
    163,848.06/226,127.34 = 100,228.20/x
  3. Step 3: Cross multiply
    163,848.06x = 226,127.34 × 100,228.20
  4. Step 4: Simplify right side
    163,848.06x = 22,664,336,258.99
  5. Step 5: Solve for x
    x = 22,664,336,258.99/163,848.06
  6. Step 6: Final answer
    x = 138,325.33

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1.5x scale

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.