Home / 86,007.94-118,690.49-48,282.18

Finding the Fourth Proportional to 86,007.94, 118,690.49 and 48,282.18

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Solution

The fourth proportional to 86,007.94, 118,690.49 and 48,282.18 is: 66,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,007.94 : 118,690.49 = 48,282.18 : x
  2. Step 2: Convert to fraction form
    86,007.94/118,690.49 = 48,282.18/x
  3. Step 3: Cross multiply
    86,007.94x = 118,690.49 × 48,282.18
  4. Step 4: Simplify right side
    86,007.94x = 5,730,635,602.47
  5. Step 5: Solve for x
    x = 5,730,635,602.47/86,007.94
  6. Step 6: Final answer
    x = 66,629.15

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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.