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Finding the Fourth Proportional to 163,266.90, 228,107.10 and 163,266.90

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Solution

The fourth proportional to 163,266.90, 228,107.10 and 163,266.90 is: 228,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,266.90 : 228,107.10 = 163,266.90 : x
  2. Step 2: Convert to fraction form
    163,266.90/228,107.10 = 163,266.90/x
  3. Step 3: Cross multiply
    163,266.90x = 228,107.10 × 163,266.90
  4. Step 4: Simplify right side
    163,266.90x = 37,242,339,084.99
  5. Step 5: Solve for x
    x = 37,242,339,084.99/163,266.90
  6. Step 6: Final answer
    x = 228,107.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.