Home / 134,977.98-186,271.02-74,550.14

Finding the Fourth Proportional to 134,977.98, 186,271.02 and 74,550.14

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Solution

The fourth proportional to 134,977.98, 186,271.02 and 74,550.14 is: 102,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,977.98 : 186,271.02 = 74,550.14 : x
  2. Step 2: Convert to fraction form
    134,977.98/186,271.02 = 74,550.14/x
  3. Step 3: Cross multiply
    134,977.98x = 186,271.02 × 74,550.14
  4. Step 4: Simplify right side
    134,977.98x = 13,886,530,618.94
  5. Step 5: Solve for x
    x = 13,886,530,618.94/134,977.98
  6. Step 6: Final answer
    x = 102,879.97

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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.