Home / 86,066.10-118,760.85-47,825.46

Finding the Fourth Proportional to 86,066.10, 118,760.85 and 47,825.46

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Solution

The fourth proportional to 86,066.10, 118,760.85 and 47,825.46 is: 65,993.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,066.10 : 118,760.85 = 47,825.46 : x
  2. Step 2: Convert to fraction form
    86,066.10/118,760.85 = 47,825.46/x
  3. Step 3: Cross multiply
    86,066.10x = 118,760.85 × 47,825.46
  4. Step 4: Simplify right side
    86,066.10x = 5,679,792,281.24
  5. Step 5: Solve for x
    x = 5,679,792,281.24/86,066.10
  6. Step 6: Final answer
    x = 65,993.37

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1.5x scale

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.