Home / 74,743.02-103,144.86-41,209.02

Finding the Fourth Proportional to 74,743.02, 103,144.86 and 41,209.02

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Solution

The fourth proportional to 74,743.02, 103,144.86 and 41,209.02 is: 56,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,743.02 : 103,144.86 = 41,209.02 : x
  2. Step 2: Convert to fraction form
    74,743.02/103,144.86 = 41,209.02/x
  3. Step 3: Cross multiply
    74,743.02x = 103,144.86 × 41,209.02
  4. Step 4: Simplify right side
    74,743.02x = 4,250,498,598.64
  5. Step 5: Solve for x
    x = 4,250,498,598.64/74,743.02
  6. Step 6: Final answer
    x = 56,868.17

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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.