Home / 55,280.44-76,299.32-35,133.40

Finding the Fourth Proportional to 55,280.44, 76,299.32 and 35,133.40

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Solution

The fourth proportional to 55,280.44, 76,299.32 and 35,133.40 is: 48,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,280.44 : 76,299.32 = 35,133.40 : x
  2. Step 2: Convert to fraction form
    55,280.44/76,299.32 = 35,133.40/x
  3. Step 3: Cross multiply
    55,280.44x = 76,299.32 × 35,133.40
  4. Step 4: Simplify right side
    55,280.44x = 2,680,654,529.29
  5. Step 5: Solve for x
    x = 2,680,654,529.29/55,280.44
  6. Step 6: Final answer
    x = 48,491.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.