Home / 82,028.04-122,956.74-59,484.12

Finding the Fourth Proportional to 82,028.04, 122,956.74 and 59,484.12

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Solution

The fourth proportional to 82,028.04, 122,956.74 and 59,484.12 is: 89,164.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,028.04 : 122,956.74 = 59,484.12 : x
  2. Step 2: Convert to fraction form
    82,028.04/122,956.74 = 59,484.12/x
  3. Step 3: Cross multiply
    82,028.04x = 122,956.74 × 59,484.12
  4. Step 4: Simplify right side
    82,028.04x = 7,313,973,476.97
  5. Step 5: Solve for x
    x = 7,313,973,476.97/82,028.04
  6. Step 6: Final answer
    x = 89,164.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.