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Finding the Fourth Proportional to 162,760.90, 228,176.30 and 162,760.90

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Solution

The fourth proportional to 162,760.90, 228,176.30 and 162,760.90 is: 228,176.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,760.90 : 228,176.30 = 162,760.90 : x
  2. Step 2: Convert to fraction form
    162,760.90/228,176.30 = 162,760.90/x
  3. Step 3: Cross multiply
    162,760.90x = 228,176.30 × 162,760.90
  4. Step 4: Simplify right side
    162,760.90x = 37,138,179,946.67
  5. Step 5: Solve for x
    x = 37,138,179,946.67/162,760.90
  6. Step 6: Final answer
    x = 228,176.30

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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.