Home / 134,564.94-185,698.67-74,134.17

Finding the Fourth Proportional to 134,564.94, 185,698.67 and 74,134.17

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Solution

The fourth proportional to 134,564.94, 185,698.67 and 74,134.17 is: 102,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,564.94 : 185,698.67 = 74,134.17 : x
  2. Step 2: Convert to fraction form
    134,564.94/185,698.67 = 74,134.17/x
  3. Step 3: Cross multiply
    134,564.94x = 185,698.67 × 74,134.17
  4. Step 4: Simplify right side
    134,564.94x = 13,766,616,399.88
  5. Step 5: Solve for x
    x = 13,766,616,399.88/134,564.94
  6. Step 6: Final answer
    x = 102,304.63

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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.