Home / 134,511.93-185,631.39-83,552.76

Finding the Fourth Proportional to 134,511.93, 185,631.39 and 83,552.76

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Solution

The fourth proportional to 134,511.93, 185,631.39 and 83,552.76 is: 115,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,511.93 : 185,631.39 = 83,552.76 : x
  2. Step 2: Convert to fraction form
    134,511.93/185,631.39 = 83,552.76/x
  3. Step 3: Cross multiply
    134,511.93x = 185,631.39 × 83,552.76
  4. Step 4: Simplify right side
    134,511.93x = 15,510,014,977.14
  5. Step 5: Solve for x
    x = 15,510,014,977.14/134,511.93
  6. Step 6: Final answer
    x = 115,305.87

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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.