Home / 66,086.88-99,130.46-46,453.29

Finding the Fourth Proportional to 66,086.88, 99,130.46 and 46,453.29

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Solution

The fourth proportional to 66,086.88, 99,130.46 and 46,453.29 is: 69,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,086.88 : 99,130.46 = 46,453.29 : x
  2. Step 2: Convert to fraction form
    66,086.88/99,130.46 = 46,453.29/x
  3. Step 3: Cross multiply
    66,086.88x = 99,130.46 × 46,453.29
  4. Step 4: Simplify right side
    66,086.88x = 4,604,935,773.95
  5. Step 5: Solve for x
    x = 4,604,935,773.95/66,086.88
  6. Step 6: Final answer
    x = 69,680.03

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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.