Home / 74,811.19-103,241.60-41,279.35

Finding the Fourth Proportional to 74,811.19, 103,241.60 and 41,279.35

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Solution

The fourth proportional to 74,811.19, 103,241.60 and 41,279.35 is: 56,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,811.19 : 103,241.60 = 41,279.35 : x
  2. Step 2: Convert to fraction form
    74,811.19/103,241.60 = 41,279.35/x
  3. Step 3: Cross multiply
    74,811.19x = 103,241.60 × 41,279.35
  4. Step 4: Simplify right side
    74,811.19x = 4,261,745,831.26
  5. Step 5: Solve for x
    x = 4,261,745,831.26/74,811.19
  6. Step 6: Final answer
    x = 56,966.69

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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.