Home / 134,460.10-185,553.39-74,029.47

Finding the Fourth Proportional to 134,460.10, 185,553.39 and 74,029.47

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Solution

The fourth proportional to 134,460.10, 185,553.39 and 74,029.47 is: 102,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,460.10 : 185,553.39 = 74,029.47 : x
  2. Step 2: Convert to fraction form
    134,460.10/185,553.39 = 74,029.47/x
  3. Step 3: Cross multiply
    134,460.10x = 185,553.39 × 74,029.47
  4. Step 4: Simplify right side
    134,460.10x = 13,736,419,118.40
  5. Step 5: Solve for x
    x = 13,736,419,118.40/134,460.10
  6. Step 6: Final answer
    x = 102,159.82

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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.