Home / 74,772.30-103,182.91-41,238.30

Finding the Fourth Proportional to 74,772.30, 103,182.91 and 41,238.30

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Solution

The fourth proportional to 74,772.30, 103,182.91 and 41,238.30 is: 56,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,772.30 : 103,182.91 = 41,238.30 : x
  2. Step 2: Convert to fraction form
    74,772.30/103,182.91 = 41,238.30/x
  3. Step 3: Cross multiply
    74,772.30x = 103,182.91 × 41,238.30
  4. Step 4: Simplify right side
    74,772.30x = 4,255,087,797.45
  5. Step 5: Solve for x
    x = 4,255,087,797.45/74,772.30
  6. Step 6: Final answer
    x = 56,907.27

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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.