Home / 82,074.36-113,263.11-51,873.06

Finding the Fourth Proportional to 82,074.36, 113,263.11 and 51,873.06

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Solution

The fourth proportional to 82,074.36, 113,263.11 and 51,873.06 is: 71,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,074.36 : 113,263.11 = 51,873.06 : x
  2. Step 2: Convert to fraction form
    82,074.36/113,263.11 = 51,873.06/x
  3. Step 3: Cross multiply
    82,074.36x = 113,263.11 × 51,873.06
  4. Step 4: Simplify right side
    82,074.36x = 5,875,304,100.82
  5. Step 5: Solve for x
    x = 5,875,304,100.82/82,074.36
  6. Step 6: Final answer
    x = 71,585.13

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1.5x scale

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.