Home / 45,228.42-62,435.61-39,154.50

Finding the Fourth Proportional to 45,228.42, 62,435.61 and 39,154.50

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Solution

The fourth proportional to 45,228.42, 62,435.61 and 39,154.50 is: 54,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,228.42 : 62,435.61 = 39,154.50 : x
  2. Step 2: Convert to fraction form
    45,228.42/62,435.61 = 39,154.50/x
  3. Step 3: Cross multiply
    45,228.42x = 62,435.61 × 39,154.50
  4. Step 4: Simplify right side
    45,228.42x = 2,444,635,091.75
  5. Step 5: Solve for x
    x = 2,444,635,091.75/45,228.42
  6. Step 6: Final answer
    x = 54,050.86

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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.