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Finding the Fourth Proportional to 73,930.56, 110,894.72 and 34,465.20

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Solution

The fourth proportional to 73,930.56, 110,894.72 and 34,465.20 is: 51,697.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,930.56 : 110,894.72 = 34,465.20 : x
  2. Step 2: Convert to fraction form
    73,930.56/110,894.72 = 34,465.20/x
  3. Step 3: Cross multiply
    73,930.56x = 110,894.72 × 34,465.20
  4. Step 4: Simplify right side
    73,930.56x = 3,822,008,703.74
  5. Step 5: Solve for x
    x = 3,822,008,703.74/73,930.56
  6. Step 6: Final answer
    x = 51,697.28

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1.5x scale

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.