Home / 86,052.20-118,686.32-62,257.64

Finding the Fourth Proportional to 86,052.20, 118,686.32 and 62,257.64

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Solution

The fourth proportional to 86,052.20, 118,686.32 and 62,257.64 is: 85,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,052.20 : 118,686.32 = 62,257.64 : x
  2. Step 2: Convert to fraction form
    86,052.20/118,686.32 = 62,257.64/x
  3. Step 3: Cross multiply
    86,052.20x = 118,686.32 × 62,257.64
  4. Step 4: Simplify right side
    86,052.20x = 7,389,130,183.48
  5. Step 5: Solve for x
    x = 7,389,130,183.48/86,052.20
  6. Step 6: Final answer
    x = 85,868.00

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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.