Home / 73,743.10-110,614.65-18,339.10

Finding the Fourth Proportional to 73,743.10, 110,614.65 and 18,339.10

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Solution

The fourth proportional to 73,743.10, 110,614.65 and 18,339.10 is: 27,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,743.10 : 110,614.65 = 18,339.10 : x
  2. Step 2: Convert to fraction form
    73,743.10/110,614.65 = 18,339.10/x
  3. Step 3: Cross multiply
    73,743.10x = 110,614.65 × 18,339.10
  4. Step 4: Simplify right side
    73,743.10x = 2,028,573,127.82
  5. Step 5: Solve for x
    x = 2,028,573,127.82/73,743.10
  6. Step 6: Final answer
    x = 27,508.65

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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.