Home / 86,485.59-119,348.10-48,244.53

Finding the Fourth Proportional to 86,485.59, 119,348.10 and 48,244.53

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Solution

The fourth proportional to 86,485.59, 119,348.10 and 48,244.53 is: 66,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,485.59 : 119,348.10 = 48,244.53 : x
  2. Step 2: Convert to fraction form
    86,485.59/119,348.10 = 48,244.53/x
  3. Step 3: Cross multiply
    86,485.59x = 119,348.10 × 48,244.53
  4. Step 4: Simplify right side
    86,485.59x = 5,757,892,990.89
  5. Step 5: Solve for x
    x = 5,757,892,990.89/86,485.59
  6. Step 6: Final answer
    x = 66,576.33

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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.