Home / 82,906.51-114,429.43-52,685.93

Finding the Fourth Proportional to 82,906.51, 114,429.43 and 52,685.93

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Solution

The fourth proportional to 82,906.51, 114,429.43 and 52,685.93 is: 72,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,906.51 : 114,429.43 = 52,685.93 : x
  2. Step 2: Convert to fraction form
    82,906.51/114,429.43 = 52,685.93/x
  3. Step 3: Cross multiply
    82,906.51x = 114,429.43 × 52,685.93
  4. Step 4: Simplify right side
    82,906.51x = 6,028,821,278.11
  5. Step 5: Solve for x
    x = 6,028,821,278.11/82,906.51
  6. Step 6: Final answer
    x = 72,718.31

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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.