Home / 74,924.30-112,058.40-57,209.60

Finding the Fourth Proportional to 74,924.30, 112,058.40 and 57,209.60

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Solution

The fourth proportional to 74,924.30, 112,058.40 and 57,209.60 is: 85,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,924.30 : 112,058.40 = 57,209.60 : x
  2. Step 2: Convert to fraction form
    74,924.30/112,058.40 = 57,209.60/x
  3. Step 3: Cross multiply
    74,924.30x = 112,058.40 × 57,209.60
  4. Step 4: Simplify right side
    74,924.30x = 6,410,816,240.64
  5. Step 5: Solve for x
    x = 6,410,816,240.64/74,924.30
  6. Step 6: Final answer
    x = 85,563.91

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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.