Home / 60,226.23-90,351.47-20,784.87

Finding the Fourth Proportional to 60,226.23, 90,351.47 and 20,784.87

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Solution

The fourth proportional to 60,226.23, 90,351.47 and 20,784.87 is: 31,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,226.23 : 90,351.47 = 20,784.87 : x
  2. Step 2: Convert to fraction form
    60,226.23/90,351.47 = 20,784.87/x
  3. Step 3: Cross multiply
    60,226.23x = 90,351.47 × 20,784.87
  4. Step 4: Simplify right side
    60,226.23x = 1,877,943,454.33
  5. Step 5: Solve for x
    x = 1,877,943,454.33/60,226.23
  6. Step 6: Final answer
    x = 31,181.49

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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.