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Finding the Fourth Proportional to 73,358.48, 110,045.64 and 23,421.08

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Solution

The fourth proportional to 73,358.48, 110,045.64 and 23,421.08 is: 35,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,358.48 : 110,045.64 = 23,421.08 : x
  2. Step 2: Convert to fraction form
    73,358.48/110,045.64 = 23,421.08/x
  3. Step 3: Cross multiply
    73,358.48x = 110,045.64 × 23,421.08
  4. Step 4: Simplify right side
    73,358.48x = 2,577,387,738.09
  5. Step 5: Solve for x
    x = 2,577,387,738.09/73,358.48
  6. Step 6: Final answer
    x = 35,134.15

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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.