Home / 53,752.71-74,181.37-29,878.88

Finding the Fourth Proportional to 53,752.71, 74,181.37 and 29,878.88

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Solution

The fourth proportional to 53,752.71, 74,181.37 and 29,878.88 is: 41,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,752.71 : 74,181.37 = 29,878.88 : x
  2. Step 2: Convert to fraction form
    53,752.71/74,181.37 = 29,878.88/x
  3. Step 3: Cross multiply
    53,752.71x = 74,181.37 × 29,878.88
  4. Step 4: Simplify right side
    53,752.71x = 2,216,455,862.88
  5. Step 5: Solve for x
    x = 2,216,455,862.88/53,752.71
  6. Step 6: Final answer
    x = 41,234.31

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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.