Home / 46,642.98-69,964.38-40,221.36

Finding the Fourth Proportional to 46,642.98, 69,964.38 and 40,221.36

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Solution

The fourth proportional to 46,642.98, 69,964.38 and 40,221.36 is: 60,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,642.98 : 69,964.38 = 40,221.36 : x
  2. Step 2: Convert to fraction form
    46,642.98/69,964.38 = 40,221.36/x
  3. Step 3: Cross multiply
    46,642.98x = 69,964.38 × 40,221.36
  4. Step 4: Simplify right side
    46,642.98x = 2,814,062,515.16
  5. Step 5: Solve for x
    x = 2,814,062,515.16/46,642.98
  6. Step 6: Final answer
    x = 60,331.96

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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.