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Finding the Fourth Proportional to 162,000.45, 226,275.75 and 162,000.45

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Solution

The fourth proportional to 162,000.45, 226,275.75 and 162,000.45 is: 226,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,000.45 : 226,275.75 = 162,000.45 : x
  2. Step 2: Convert to fraction form
    162,000.45/226,275.75 = 162,000.45/x
  3. Step 3: Cross multiply
    162,000.45x = 226,275.75 × 162,000.45
  4. Step 4: Simplify right side
    162,000.45x = 36,656,773,324.09
  5. Step 5: Solve for x
    x = 36,656,773,324.09/162,000.45
  6. Step 6: Final answer
    x = 226,275.75

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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.