Home / 86,392.07-119,222.25-48,150.55

Finding the Fourth Proportional to 86,392.07, 119,222.25 and 48,150.55

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Solution

The fourth proportional to 86,392.07, 119,222.25 and 48,150.55 is: 66,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,392.07 : 119,222.25 = 48,150.55 : x
  2. Step 2: Convert to fraction form
    86,392.07/119,222.25 = 48,150.55/x
  3. Step 3: Cross multiply
    86,392.07x = 119,222.25 × 48,150.55
  4. Step 4: Simplify right side
    86,392.07x = 5,740,616,878.20
  5. Step 5: Solve for x
    x = 5,740,616,878.20/86,392.07
  6. Step 6: Final answer
    x = 66,448.42

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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.