Home / 65,410.86-90,095.04-50,274.57

Finding the Fourth Proportional to 65,410.86, 90,095.04 and 50,274.57

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Solution

The fourth proportional to 65,410.86, 90,095.04 and 50,274.57 is: 69,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,410.86 : 90,095.04 = 50,274.57 : x
  2. Step 2: Convert to fraction form
    65,410.86/90,095.04 = 50,274.57/x
  3. Step 3: Cross multiply
    65,410.86x = 90,095.04 × 50,274.57
  4. Step 4: Simplify right side
    65,410.86x = 4,529,489,395.13
  5. Step 5: Solve for x
    x = 4,529,489,395.13/65,410.86
  6. Step 6: Final answer
    x = 69,246.75

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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.