Home / 54,222.96-81,276.08-35,443.92

Finding the Fourth Proportional to 54,222.96, 81,276.08 and 35,443.92

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Solution

The fourth proportional to 54,222.96, 81,276.08 and 35,443.92 is: 53,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,222.96 : 81,276.08 = 35,443.92 : x
  2. Step 2: Convert to fraction form
    54,222.96/81,276.08 = 35,443.92/x
  3. Step 3: Cross multiply
    54,222.96x = 81,276.08 × 35,443.92
  4. Step 4: Simplify right side
    54,222.96x = 2,880,742,877.43
  5. Step 5: Solve for x
    x = 2,880,742,877.43/54,222.96
  6. Step 6: Final answer
    x = 53,127.73

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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.