Home / 82,202.36-113,438.10-46,387.40

Finding the Fourth Proportional to 82,202.36, 113,438.10 and 46,387.40

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Solution

The fourth proportional to 82,202.36, 113,438.10 and 46,387.40 is: 64,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,202.36 : 113,438.10 = 46,387.40 : x
  2. Step 2: Convert to fraction form
    82,202.36/113,438.10 = 46,387.40/x
  3. Step 3: Cross multiply
    82,202.36x = 113,438.10 × 46,387.40
  4. Step 4: Simplify right side
    82,202.36x = 5,262,098,519.94
  5. Step 5: Solve for x
    x = 5,262,098,519.94/82,202.36
  6. Step 6: Final answer
    x = 64,013.96

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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.