Home / 134,083.27-184,982-86,364.28

Finding the Fourth Proportional to 134,083.27, 184,982 and 86,364.28

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Solution

The fourth proportional to 134,083.27, 184,982 and 86,364.28 is: 119,148.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,083.27 : 184,982 = 86,364.28 : x
  2. Step 2: Convert to fraction form
    134,083.27/184,982 = 86,364.28/x
  3. Step 3: Cross multiply
    134,083.27x = 184,982 × 86,364.28
  4. Step 4: Simplify right side
    134,083.27x = 15,975,837,242.96
  5. Step 5: Solve for x
    x = 15,975,837,242.96/134,083.27
  6. Step 6: Final answer
    x = 119,148.62

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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.