Home / 179,887.42-248,238.21-99,313.30

Finding the Fourth Proportional to 179,887.42, 248,238.21 and 99,313.30

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Solution

The fourth proportional to 179,887.42, 248,238.21 and 99,313.30 is: 137,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,887.42 : 248,238.21 = 99,313.30 : x
  2. Step 2: Convert to fraction form
    179,887.42/248,238.21 = 99,313.30/x
  3. Step 3: Cross multiply
    179,887.42x = 248,238.21 × 99,313.30
  4. Step 4: Simplify right side
    179,887.42x = 24,653,355,821.19
  5. Step 5: Solve for x
    x = 24,653,355,821.19/179,887.42
  6. Step 6: Final answer
    x = 137,048.80

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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.