Home / 86,242.56-119,013.44-48,516.80

Finding the Fourth Proportional to 86,242.56, 119,013.44 and 48,516.80

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Solution

The fourth proportional to 86,242.56, 119,013.44 and 48,516.80 is: 66,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,242.56 : 119,013.44 = 48,516.80 : x
  2. Step 2: Convert to fraction form
    86,242.56/119,013.44 = 48,516.80/x
  3. Step 3: Cross multiply
    86,242.56x = 119,013.44 × 48,516.80
  4. Step 4: Simplify right side
    86,242.56x = 5,774,151,265.79
  5. Step 5: Solve for x
    x = 5,774,151,265.79/86,242.56
  6. Step 6: Final answer
    x = 66,952.46

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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.