Home / 74,127.19-102,289.24-43,497.12

Finding the Fourth Proportional to 74,127.19, 102,289.24 and 43,497.12

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Solution

The fourth proportional to 74,127.19, 102,289.24 and 43,497.12 is: 60,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,127.19 : 102,289.24 = 43,497.12 : x
  2. Step 2: Convert to fraction form
    74,127.19/102,289.24 = 43,497.12/x
  3. Step 3: Cross multiply
    74,127.19x = 102,289.24 × 43,497.12
  4. Step 4: Simplify right side
    74,127.19x = 4,449,287,566.71
  5. Step 5: Solve for x
    x = 4,449,287,566.71/74,127.19
  6. Step 6: Final answer
    x = 60,022.34

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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.