Home / 123,269.13-184,806.90-52,133.58

Finding the Fourth Proportional to 123,269.13, 184,806.90 and 52,133.58

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Solution

The fourth proportional to 123,269.13, 184,806.90 and 52,133.58 is: 78,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,269.13 : 184,806.90 = 52,133.58 : x
  2. Step 2: Convert to fraction form
    123,269.13/184,806.90 = 52,133.58/x
  3. Step 3: Cross multiply
    123,269.13x = 184,806.90 × 52,133.58
  4. Step 4: Simplify right side
    123,269.13x = 9,634,645,305.70
  5. Step 5: Solve for x
    x = 9,634,645,305.70/123,269.13
  6. Step 6: Final answer
    x = 78,159.43

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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.