Home / 134,446.64-185,533.44-74,014.97

Finding the Fourth Proportional to 134,446.64, 185,533.44 and 74,014.97

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Solution

The fourth proportional to 134,446.64, 185,533.44 and 74,014.97 is: 102,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,446.64 : 185,533.44 = 74,014.97 : x
  2. Step 2: Convert to fraction form
    134,446.64/185,533.44 = 74,014.97/x
  3. Step 3: Cross multiply
    134,446.64x = 185,533.44 × 74,014.97
  4. Step 4: Simplify right side
    134,446.64x = 13,732,251,995.60
  5. Step 5: Solve for x
    x = 13,732,251,995.60/134,446.64
  6. Step 6: Final answer
    x = 102,139.05

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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.