Home / 134,584.16-185,725.24-74,153.43

Finding the Fourth Proportional to 134,584.16, 185,725.24 and 74,153.43

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Solution

The fourth proportional to 134,584.16, 185,725.24 and 74,153.43 is: 102,331.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,584.16 : 185,725.24 = 74,153.43 : x
  2. Step 2: Convert to fraction form
    134,584.16/185,725.24 = 74,153.43/x
  3. Step 3: Cross multiply
    134,584.16x = 185,725.24 × 74,153.43
  4. Step 4: Simplify right side
    134,584.16x = 13,772,163,398.19
  5. Step 5: Solve for x
    x = 13,772,163,398.19/134,584.16
  6. Step 6: Final answer
    x = 102,331.24

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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.