Home / 75,740.49-104,522.61-41,750.30

Finding the Fourth Proportional to 75,740.49, 104,522.61 and 41,750.30

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Solution

The fourth proportional to 75,740.49, 104,522.61 and 41,750.30 is: 57,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,740.49 : 104,522.61 = 41,750.30 : x
  2. Step 2: Convert to fraction form
    75,740.49/104,522.61 = 41,750.30/x
  3. Step 3: Cross multiply
    75,740.49x = 104,522.61 × 41,750.30
  4. Step 4: Simplify right side
    75,740.49x = 4,363,849,801.67
  5. Step 5: Solve for x
    x = 4,363,849,801.67/75,740.49
  6. Step 6: Final answer
    x = 57,615.81

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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.