Home / 45,487.93-68,218.94-28,822.81

Finding the Fourth Proportional to 45,487.93, 68,218.94 and 28,822.81

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Solution

The fourth proportional to 45,487.93, 68,218.94 and 28,822.81 is: 43,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,487.93 : 68,218.94 = 28,822.81 : x
  2. Step 2: Convert to fraction form
    45,487.93/68,218.94 = 28,822.81/x
  3. Step 3: Cross multiply
    45,487.93x = 68,218.94 × 28,822.81
  4. Step 4: Simplify right side
    45,487.93x = 1,966,261,401.91
  5. Step 5: Solve for x
    x = 1,966,261,401.91/45,487.93
  6. Step 6: Final answer
    x = 43,226.00

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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.