Home / 86,325.98-119,128.04-48,085.43

Finding the Fourth Proportional to 86,325.98, 119,128.04 and 48,085.43

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Solution

The fourth proportional to 86,325.98, 119,128.04 and 48,085.43 is: 66,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,325.98 : 119,128.04 = 48,085.43 : x
  2. Step 2: Convert to fraction form
    86,325.98/119,128.04 = 48,085.43/x
  3. Step 3: Cross multiply
    86,325.98x = 119,128.04 × 48,085.43
  4. Step 4: Simplify right side
    86,325.98x = 5,728,322,788.03
  5. Step 5: Solve for x
    x = 5,728,322,788.03/86,325.98
  6. Step 6: Final answer
    x = 66,356.88

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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.