Home / 54,130.52-74,699.92-30,257.21

Finding the Fourth Proportional to 54,130.52, 74,699.92 and 30,257.21

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Solution

The fourth proportional to 54,130.52, 74,699.92 and 30,257.21 is: 41,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,130.52 : 74,699.92 = 30,257.21 : x
  2. Step 2: Convert to fraction form
    54,130.52/74,699.92 = 30,257.21/x
  3. Step 3: Cross multiply
    54,130.52x = 74,699.92 × 30,257.21
  4. Step 4: Simplify right side
    54,130.52x = 2,260,211,166.42
  5. Step 5: Solve for x
    x = 2,260,211,166.42/54,130.52
  6. Step 6: Final answer
    x = 41,754.84

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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.