Home / 82,159.94-113,277.98-68,567.54

Finding the Fourth Proportional to 82,159.94, 113,277.98 and 68,567.54

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Solution

The fourth proportional to 82,159.94, 113,277.98 and 68,567.54 is: 94,537.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,159.94 : 113,277.98 = 68,567.54 : x
  2. Step 2: Convert to fraction form
    82,159.94/113,277.98 = 68,567.54/x
  3. Step 3: Cross multiply
    82,159.94x = 113,277.98 × 68,567.54
  4. Step 4: Simplify right side
    82,159.94x = 7,767,191,515.54
  5. Step 5: Solve for x
    x = 7,767,191,515.54/82,159.94
  6. Step 6: Final answer
    x = 94,537.46

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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.