Home / 75,762.27-104,547.78-41,770.71

Finding the Fourth Proportional to 75,762.27, 104,547.78 and 41,770.71

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Solution

The fourth proportional to 75,762.27, 104,547.78 and 41,770.71 is: 57,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,762.27 : 104,547.78 = 41,770.71 : x
  2. Step 2: Convert to fraction form
    75,762.27/104,547.78 = 41,770.71/x
  3. Step 3: Cross multiply
    75,762.27x = 104,547.78 × 41,770.71
  4. Step 4: Simplify right side
    75,762.27x = 4,367,034,999.52
  5. Step 5: Solve for x
    x = 4,367,034,999.52/75,762.27
  6. Step 6: Final answer
    x = 57,641.29

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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.