Home / 119,164.83-178,747.14-30,418.35

Finding the Fourth Proportional to 119,164.83, 178,747.14 and 30,418.35

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Solution

The fourth proportional to 119,164.83, 178,747.14 and 30,418.35 is: 45,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,164.83 : 178,747.14 = 30,418.35 : x
  2. Step 2: Convert to fraction form
    119,164.83/178,747.14 = 30,418.35/x
  3. Step 3: Cross multiply
    119,164.83x = 178,747.14 × 30,418.35
  4. Step 4: Simplify right side
    119,164.83x = 5,437,193,066.02
  5. Step 5: Solve for x
    x = 5,437,193,066.02/119,164.83
  6. Step 6: Final answer
    x = 45,627.50

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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.