Home / 66,546.60-91,871.68-46,158.36

Finding the Fourth Proportional to 66,546.60, 91,871.68 and 46,158.36

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Solution

The fourth proportional to 66,546.60, 91,871.68 and 46,158.36 is: 63,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,546.60 : 91,871.68 = 46,158.36 : x
  2. Step 2: Convert to fraction form
    66,546.60/91,871.68 = 46,158.36/x
  3. Step 3: Cross multiply
    66,546.60x = 91,871.68 × 46,158.36
  4. Step 4: Simplify right side
    66,546.60x = 4,240,646,079.24
  5. Step 5: Solve for x
    x = 4,240,646,079.24/66,546.60
  6. Step 6: Final answer
    x = 63,724.46

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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.