Home / 54,260.30-74,883.63-31,297.58

Finding the Fourth Proportional to 54,260.30, 74,883.63 and 31,297.58

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Solution

The fourth proportional to 54,260.30, 74,883.63 and 31,297.58 is: 43,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,260.30 : 74,883.63 = 31,297.58 : x
  2. Step 2: Convert to fraction form
    54,260.30/74,883.63 = 31,297.58/x
  3. Step 3: Cross multiply
    54,260.30x = 74,883.63 × 31,297.58
  4. Step 4: Simplify right side
    54,260.30x = 2,343,676,400.62
  5. Step 5: Solve for x
    x = 2,343,676,400.62/54,260.30
  6. Step 6: Final answer
    x = 43,193.21

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1.5x scale

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.