Home / 86,241.92-119,013.36-48,516.48

Finding the Fourth Proportional to 86,241.92, 119,013.36 and 48,516.48

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Solution

The fourth proportional to 86,241.92, 119,013.36 and 48,516.48 is: 66,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,241.92 : 119,013.36 = 48,516.48 : x
  2. Step 2: Convert to fraction form
    86,241.92/119,013.36 = 48,516.48/x
  3. Step 3: Cross multiply
    86,241.92x = 119,013.36 × 48,516.48
  4. Step 4: Simplify right side
    86,241.92x = 5,774,109,300.17
  5. Step 5: Solve for x
    x = 5,774,109,300.17/86,241.92
  6. Step 6: Final answer
    x = 66,952.47

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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.