Home / 73,869.10-110,647.65-48,921.10

Finding the Fourth Proportional to 73,869.10, 110,647.65 and 48,921.10

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Solution

The fourth proportional to 73,869.10, 110,647.65 and 48,921.10 is: 73,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,869.10 : 110,647.65 = 48,921.10 : x
  2. Step 2: Convert to fraction form
    73,869.10/110,647.65 = 48,921.10/x
  3. Step 3: Cross multiply
    73,869.10x = 110,647.65 × 48,921.10
  4. Step 4: Simplify right side
    73,869.10x = 5,413,004,750.42
  5. Step 5: Solve for x
    x = 5,413,004,750.42/73,869.10
  6. Step 6: Final answer
    x = 73,278.34

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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.