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Finding the Fourth Proportional to 73,373.15, 110,045.28 and 23,439.79

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Solution

The fourth proportional to 73,373.15, 110,045.28 and 23,439.79 is: 35,155.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,373.15 : 110,045.28 = 23,439.79 : x
  2. Step 2: Convert to fraction form
    73,373.15/110,045.28 = 23,439.79/x
  3. Step 3: Cross multiply
    73,373.15x = 110,045.28 × 23,439.79
  4. Step 4: Simplify right side
    73,373.15x = 2,579,438,479.15
  5. Step 5: Solve for x
    x = 2,579,438,479.15/73,373.15
  6. Step 6: Final answer
    x = 35,155.07

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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.