Home / 86,496.49-119,361.53-48,255.45

Finding the Fourth Proportional to 86,496.49, 119,361.53 and 48,255.45

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Solution

The fourth proportional to 86,496.49, 119,361.53 and 48,255.45 is: 66,590.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,496.49 : 119,361.53 = 48,255.45 : x
  2. Step 2: Convert to fraction form
    86,496.49/119,361.53 = 48,255.45/x
  3. Step 3: Cross multiply
    86,496.49x = 119,361.53 × 48,255.45
  4. Step 4: Simplify right side
    86,496.49x = 5,759,844,015.87
  5. Step 5: Solve for x
    x = 5,759,844,015.87/86,496.49
  6. Step 6: Final answer
    x = 66,590.49

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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.