Home / 53,977.89-74,489.63-30,106.10

Finding the Fourth Proportional to 53,977.89, 74,489.63 and 30,106.10

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Solution

The fourth proportional to 53,977.89, 74,489.63 and 30,106.10 is: 41,546.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.89 : 74,489.63 = 30,106.10 : x
  2. Step 2: Convert to fraction form
    53,977.89/74,489.63 = 30,106.10/x
  3. Step 3: Cross multiply
    53,977.89x = 74,489.63 × 30,106.10
  4. Step 4: Simplify right side
    53,977.89x = 2,242,592,285.44
  5. Step 5: Solve for x
    x = 2,242,592,285.44/53,977.89
  6. Step 6: Final answer
    x = 41,546.49

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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.