Home / 207,946.14-287,039.21-123,063

Finding the Fourth Proportional to 207,946.14, 287,039.21 and 123,063

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Solution

The fourth proportional to 207,946.14, 287,039.21 and 123,063 is: 169,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,946.14 : 287,039.21 = 123,063 : x
  2. Step 2: Convert to fraction form
    207,946.14/287,039.21 = 123,063/x
  3. Step 3: Cross multiply
    207,946.14x = 287,039.21 × 123,063
  4. Step 4: Simplify right side
    207,946.14x = 35,323,905,684.92
  5. Step 5: Solve for x
    x = 35,323,905,684.92/207,946.14
  6. Step 6: Final answer
    x = 169,870.46

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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.