Home / 75,672.74-104,429.08-41,681.35

Finding the Fourth Proportional to 75,672.74, 104,429.08 and 41,681.35

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Solution

The fourth proportional to 75,672.74, 104,429.08 and 41,681.35 is: 57,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,672.74 : 104,429.08 = 41,681.35 : x
  2. Step 2: Convert to fraction form
    75,672.74/104,429.08 = 41,681.35/x
  3. Step 3: Cross multiply
    75,672.74x = 104,429.08 × 41,681.35
  4. Step 4: Simplify right side
    75,672.74x = 4,352,745,033.66
  5. Step 5: Solve for x
    x = 4,352,745,033.66/75,672.74
  6. Step 6: Final answer
    x = 57,520.65

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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.