Home / 282,132.44-423,100.92-132,443.36

Finding the Fourth Proportional to 282,132.44, 423,100.92 and 132,443.36

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Solution

The fourth proportional to 282,132.44, 423,100.92 and 132,443.36 is: 198,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,132.44 : 423,100.92 = 132,443.36 : x
  2. Step 2: Convert to fraction form
    282,132.44/423,100.92 = 132,443.36/x
  3. Step 3: Cross multiply
    282,132.44x = 423,100.92 × 132,443.36
  4. Step 4: Simplify right side
    282,132.44x = 56,036,907,463.89
  5. Step 5: Solve for x
    x = 56,036,907,463.89/282,132.44
  6. Step 6: Final answer
    x = 198,619.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.