Home / 180,437.19-248,975.87-102,913.50

Finding the Fourth Proportional to 180,437.19, 248,975.87 and 102,913.50

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Solution

The fourth proportional to 180,437.19, 248,975.87 and 102,913.50 is: 142,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,437.19 : 248,975.87 = 102,913.50 : x
  2. Step 2: Convert to fraction form
    180,437.19/248,975.87 = 102,913.50/x
  3. Step 3: Cross multiply
    180,437.19x = 248,975.87 × 102,913.50
  4. Step 4: Simplify right side
    180,437.19x = 25,622,977,682.68
  5. Step 5: Solve for x
    x = 25,622,977,682.68/180,437.19
  6. Step 6: Final answer
    x = 142,004.97

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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.