Home / 180,438.19-248,977.24-102,914.50

Finding the Fourth Proportional to 180,438.19, 248,977.24 and 102,914.50

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Solution

The fourth proportional to 180,438.19, 248,977.24 and 102,914.50 is: 142,006.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,438.19 : 248,977.24 = 102,914.50 : x
  2. Step 2: Convert to fraction form
    180,438.19/248,977.24 = 102,914.50/x
  3. Step 3: Cross multiply
    180,438.19x = 248,977.24 × 102,914.50
  4. Step 4: Simplify right side
    180,438.19x = 25,623,368,165.98
  5. Step 5: Solve for x
    x = 25,623,368,165.98/180,438.19
  6. Step 6: Final answer
    x = 142,006.35

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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.