Home / 73,333.20-110,003.40-38,341.20

Finding the Fourth Proportional to 73,333.20, 110,003.40 and 38,341.20

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Solution

The fourth proportional to 73,333.20, 110,003.40 and 38,341.20 is: 57,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,333.20 : 110,003.40 = 38,341.20 : x
  2. Step 2: Convert to fraction form
    73,333.20/110,003.40 = 38,341.20/x
  3. Step 3: Cross multiply
    73,333.20x = 110,003.40 × 38,341.20
  4. Step 4: Simplify right side
    73,333.20x = 4,217,662,360.08
  5. Step 5: Solve for x
    x = 4,217,662,360.08/73,333.20
  6. Step 6: Final answer
    x = 57,513.68

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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.