Home / 97,162.62-145,617.69-43,815.42

Finding the Fourth Proportional to 97,162.62, 145,617.69 and 43,815.42

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Solution

The fourth proportional to 97,162.62, 145,617.69 and 43,815.42 is: 65,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,162.62 : 145,617.69 = 43,815.42 : x
  2. Step 2: Convert to fraction form
    97,162.62/145,617.69 = 43,815.42/x
  3. Step 3: Cross multiply
    97,162.62x = 145,617.69 × 43,815.42
  4. Step 4: Simplify right side
    97,162.62x = 6,380,300,246.78
  5. Step 5: Solve for x
    x = 6,380,300,246.78/97,162.62
  6. Step 6: Final answer
    x = 65,666.20

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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.