Home / 43,883.37-65,726.64-42,407.15

Finding the Fourth Proportional to 43,883.37, 65,726.64 and 42,407.15

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Solution

The fourth proportional to 43,883.37, 65,726.64 and 42,407.15 is: 63,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,883.37 : 65,726.64 = 42,407.15 : x
  2. Step 2: Convert to fraction form
    43,883.37/65,726.64 = 42,407.15/x
  3. Step 3: Cross multiply
    43,883.37x = 65,726.64 × 42,407.15
  4. Step 4: Simplify right side
    43,883.37x = 2,787,279,152.84
  5. Step 5: Solve for x
    x = 2,787,279,152.84/43,883.37
  6. Step 6: Final answer
    x = 63,515.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.