Home / 134,338.32-185,379.72-73,899.24

Finding the Fourth Proportional to 134,338.32, 185,379.72 and 73,899.24

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Solution

The fourth proportional to 134,338.32, 185,379.72 and 73,899.24 is: 101,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,338.32 : 185,379.72 = 73,899.24 : x
  2. Step 2: Convert to fraction form
    134,338.32/185,379.72 = 73,899.24/x
  3. Step 3: Cross multiply
    134,338.32x = 185,379.72 × 73,899.24
  4. Step 4: Simplify right side
    134,338.32x = 13,699,420,419.41
  5. Step 5: Solve for x
    x = 13,699,420,419.41/134,338.32
  6. Step 6: Final answer
    x = 101,977.01

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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.