Home / 58,286.21-80,086.37-46,328.78

Finding the Fourth Proportional to 58,286.21, 80,086.37 and 46,328.78

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Solution

The fourth proportional to 58,286.21, 80,086.37 and 46,328.78 is: 63,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,286.21 : 80,086.37 = 46,328.78 : x
  2. Step 2: Convert to fraction form
    58,286.21/80,086.37 = 46,328.78/x
  3. Step 3: Cross multiply
    58,286.21x = 80,086.37 × 46,328.78
  4. Step 4: Simplify right side
    58,286.21x = 3,710,303,785.30
  5. Step 5: Solve for x
    x = 3,710,303,785.30/58,286.21
  6. Step 6: Final answer
    x = 63,656.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.