Home / 75,040.28-103,551.71-41,042.15

Finding the Fourth Proportional to 75,040.28, 103,551.71 and 41,042.15

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Solution

The fourth proportional to 75,040.28, 103,551.71 and 41,042.15 is: 56,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,040.28 : 103,551.71 = 41,042.15 : x
  2. Step 2: Convert to fraction form
    75,040.28/103,551.71 = 41,042.15/x
  3. Step 3: Cross multiply
    75,040.28x = 103,551.71 × 41,042.15
  4. Step 4: Simplify right side
    75,040.28x = 4,249,984,814.58
  5. Step 5: Solve for x
    x = 4,249,984,814.58/75,040.28
  6. Step 6: Final answer
    x = 56,636.05

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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.