Home / 252,262.13-348,124.46-137,539.83

Finding the Fourth Proportional to 252,262.13, 348,124.46 and 137,539.83

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Solution

The fourth proportional to 252,262.13, 348,124.46 and 137,539.83 is: 189,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,262.13 : 348,124.46 = 137,539.83 : x
  2. Step 2: Convert to fraction form
    252,262.13/348,124.46 = 137,539.83/x
  3. Step 3: Cross multiply
    252,262.13x = 348,124.46 × 137,539.83
  4. Step 4: Simplify right side
    252,262.13x = 47,880,979,665.01
  5. Step 5: Solve for x
    x = 47,880,979,665.01/252,262.13
  6. Step 6: Final answer
    x = 189,806.45

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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.