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Finding the Fourth Proportional to 48,997.00, 73,402.78 and 28,946.54

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Solution

The fourth proportional to 48,997.00, 73,402.78 and 28,946.54 is: 43,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,997.00 : 73,402.78 = 28,946.54 : x
  2. Step 2: Convert to fraction form
    48,997.00/73,402.78 = 28,946.54/x
  3. Step 3: Cross multiply
    48,997.00x = 73,402.78 × 28,946.54
  4. Step 4: Simplify right side
    48,997.00x = 2,124,756,547.76
  5. Step 5: Solve for x
    x = 2,124,756,547.76/48,997.00
  6. Step 6: Final answer
    x = 43,365.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.