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Finding the Fourth Proportional to 164,897.40, 222,786.45 and 164,897.40

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Solution

The fourth proportional to 164,897.40, 222,786.45 and 164,897.40 is: 222,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,897.40 : 222,786.45 = 164,897.40 : x
  2. Step 2: Convert to fraction form
    164,897.40/222,786.45 = 164,897.40/x
  3. Step 3: Cross multiply
    164,897.40x = 222,786.45 × 164,897.40
  4. Step 4: Simplify right side
    164,897.40x = 36,736,906,360.23
  5. Step 5: Solve for x
    x = 36,736,906,360.23/164,897.40
  6. Step 6: Final answer
    x = 222,786.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.