Home / 180,344.61-248,878.18-103,877.43

Finding the Fourth Proportional to 180,344.61, 248,878.18 and 103,877.43

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Solution

The fourth proportional to 180,344.61, 248,878.18 and 103,877.43 is: 143,352.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,344.61 : 248,878.18 = 103,877.43 : x
  2. Step 2: Convert to fraction form
    180,344.61/248,878.18 = 103,877.43/x
  3. Step 3: Cross multiply
    180,344.61x = 248,878.18 × 103,877.43
  4. Step 4: Simplify right side
    180,344.61x = 25,852,825,721.48
  5. Step 5: Solve for x
    x = 25,852,825,721.48/180,344.61
  6. Step 6: Final answer
    x = 143,352.36

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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.