Home / 74,093.19-102,246.60-42,261.42

Finding the Fourth Proportional to 74,093.19, 102,246.60 and 42,261.42

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Solution

The fourth proportional to 74,093.19, 102,246.60 and 42,261.42 is: 58,319.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,093.19 : 102,246.60 = 42,261.42 : x
  2. Step 2: Convert to fraction form
    74,093.19/102,246.60 = 42,261.42/x
  3. Step 3: Cross multiply
    74,093.19x = 102,246.60 × 42,261.42
  4. Step 4: Simplify right side
    74,093.19x = 4,321,086,506.17
  5. Step 5: Solve for x
    x = 4,321,086,506.17/74,093.19
  6. Step 6: Final answer
    x = 58,319.62

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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.