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Finding the Fourth Proportional to 73,613.64, 110,420.58 and 26,855.64

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Solution

The fourth proportional to 73,613.64, 110,420.58 and 26,855.64 is: 40,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,613.64 : 110,420.58 = 26,855.64 : x
  2. Step 2: Convert to fraction form
    73,613.64/110,420.58 = 26,855.64/x
  3. Step 3: Cross multiply
    73,613.64x = 110,420.58 × 26,855.64
  4. Step 4: Simplify right side
    73,613.64x = 2,965,415,345.07
  5. Step 5: Solve for x
    x = 2,965,415,345.07/73,613.64
  6. Step 6: Final answer
    x = 40,283.50

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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.