Home / 75,762.40-104,547.30-41,769.03

Finding the Fourth Proportional to 75,762.40, 104,547.30 and 41,769.03

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Solution

The fourth proportional to 75,762.40, 104,547.30 and 41,769.03 is: 57,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,762.40 : 104,547.30 = 41,769.03 : x
  2. Step 2: Convert to fraction form
    75,762.40/104,547.30 = 41,769.03/x
  3. Step 3: Cross multiply
    75,762.40x = 104,547.30 × 41,769.03
  4. Step 4: Simplify right side
    75,762.40x = 4,366,839,310.12
  5. Step 5: Solve for x
    x = 4,366,839,310.12/75,762.40
  6. Step 6: Final answer
    x = 57,638.61

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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.