Home / 42,169.54-63,254.40-28,982.02

Finding the Fourth Proportional to 42,169.54, 63,254.40 and 28,982.02

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Solution

The fourth proportional to 42,169.54, 63,254.40 and 28,982.02 is: 43,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,169.54 : 63,254.40 = 28,982.02 : x
  2. Step 2: Convert to fraction form
    42,169.54/63,254.40 = 28,982.02/x
  3. Step 3: Cross multiply
    42,169.54x = 63,254.40 × 28,982.02
  4. Step 4: Simplify right side
    42,169.54x = 1,833,240,285.89
  5. Step 5: Solve for x
    x = 1,833,240,285.89/42,169.54
  6. Step 6: Final answer
    x = 43,473.09

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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.