Home / 65,395.24-90,272.55-44,203.21

Finding the Fourth Proportional to 65,395.24, 90,272.55 and 44,203.21

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Solution

The fourth proportional to 65,395.24, 90,272.55 and 44,203.21 is: 61,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,395.24 : 90,272.55 = 44,203.21 : x
  2. Step 2: Convert to fraction form
    65,395.24/90,272.55 = 44,203.21/x
  3. Step 3: Cross multiply
    65,395.24x = 90,272.55 × 44,203.21
  4. Step 4: Simplify right side
    65,395.24x = 3,990,336,484.89
  5. Step 5: Solve for x
    x = 3,990,336,484.89/65,395.24
  6. Step 6: Final answer
    x = 61,018.76

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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.