Home / 180,392.29-248,967.64-103,896.50

Finding the Fourth Proportional to 180,392.29, 248,967.64 and 103,896.50

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Solution

The fourth proportional to 180,392.29, 248,967.64 and 103,896.50 is: 143,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,392.29 : 248,967.64 = 103,896.50 : x
  2. Step 2: Convert to fraction form
    180,392.29/248,967.64 = 103,896.50/x
  3. Step 3: Cross multiply
    180,392.29x = 248,967.64 × 103,896.50
  4. Step 4: Simplify right side
    180,392.29x = 25,866,864,904.68
  5. Step 5: Solve for x
    x = 25,866,864,904.68/180,392.29
  6. Step 6: Final answer
    x = 143,392.30

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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.