Home / 66,467.40-99,701.10-46,422.60

Finding the Fourth Proportional to 66,467.40, 99,701.10 and 46,422.60

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Solution

The fourth proportional to 66,467.40, 99,701.10 and 46,422.60 is: 69,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,467.40 : 99,701.10 = 46,422.60 : x
  2. Step 2: Convert to fraction form
    66,467.40/99,701.10 = 46,422.60/x
  3. Step 3: Cross multiply
    66,467.40x = 99,701.10 × 46,422.60
  4. Step 4: Simplify right side
    66,467.40x = 4,628,384,284.86
  5. Step 5: Solve for x
    x = 4,628,384,284.86/66,467.40
  6. Step 6: Final answer
    x = 69,633.90

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1.5x scale

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.