Home / 86,103.46-118,825.41-52,118.16

Finding the Fourth Proportional to 86,103.46, 118,825.41 and 52,118.16

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Solution

The fourth proportional to 86,103.46, 118,825.41 and 52,118.16 is: 71,924.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,103.46 : 118,825.41 = 52,118.16 : x
  2. Step 2: Convert to fraction form
    86,103.46/118,825.41 = 52,118.16/x
  3. Step 3: Cross multiply
    86,103.46x = 118,825.41 × 52,118.16
  4. Step 4: Simplify right side
    86,103.46x = 6,192,961,730.45
  5. Step 5: Solve for x
    x = 6,192,961,730.45/86,103.46
  6. Step 6: Final answer
    x = 71,924.66

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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.