Home / 76,442.94-114,532.38-41,407.20

Finding the Fourth Proportional to 76,442.94, 114,532.38 and 41,407.20

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Solution

The fourth proportional to 76,442.94, 114,532.38 and 41,407.20 is: 62,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,442.94 : 114,532.38 = 41,407.20 : x
  2. Step 2: Convert to fraction form
    76,442.94/114,532.38 = 41,407.20/x
  3. Step 3: Cross multiply
    76,442.94x = 114,532.38 × 41,407.20
  4. Step 4: Simplify right side
    76,442.94x = 4,742,465,165.14
  5. Step 5: Solve for x
    x = 4,742,465,165.14/76,442.94
  6. Step 6: Final answer
    x = 62,039.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.