Home / 207,534.27-310,907.64-123,116.07

Finding the Fourth Proportional to 207,534.27, 310,907.64 and 123,116.07

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Solution

The fourth proportional to 207,534.27, 310,907.64 and 123,116.07 is: 184,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,534.27 : 310,907.64 = 123,116.07 : x
  2. Step 2: Convert to fraction form
    207,534.27/310,907.64 = 123,116.07/x
  3. Step 3: Cross multiply
    207,534.27x = 310,907.64 × 123,116.07
  4. Step 4: Simplify right side
    207,534.27x = 38,277,726,769.77
  5. Step 5: Solve for x
    x = 38,277,726,769.77/207,534.27
  6. Step 6: Final answer
    x = 184,440.51

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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.