Home / 134,441.66-185,528.48-74,013.33

Finding the Fourth Proportional to 134,441.66, 185,528.48 and 74,013.33

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Solution

The fourth proportional to 134,441.66, 185,528.48 and 74,013.33 is: 102,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,441.66 : 185,528.48 = 74,013.33 : x
  2. Step 2: Convert to fraction form
    134,441.66/185,528.48 = 74,013.33/x
  3. Step 3: Cross multiply
    134,441.66x = 185,528.48 × 74,013.33
  4. Step 4: Simplify right side
    134,441.66x = 13,731,579,896.71
  5. Step 5: Solve for x
    x = 13,731,579,896.71/134,441.66
  6. Step 6: Final answer
    x = 102,137.84

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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.