Home / 79,752.38-119,647.10-27,162.32

Finding the Fourth Proportional to 79,752.38, 119,647.10 and 27,162.32

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Solution

The fourth proportional to 79,752.38, 119,647.10 and 27,162.32 is: 40,749.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,752.38 : 119,647.10 = 27,162.32 : x
  2. Step 2: Convert to fraction form
    79,752.38/119,647.10 = 27,162.32/x
  3. Step 3: Cross multiply
    79,752.38x = 119,647.10 × 27,162.32
  4. Step 4: Simplify right side
    79,752.38x = 3,249,892,817.27
  5. Step 5: Solve for x
    x = 3,249,892,817.27/79,752.38
  6. Step 6: Final answer
    x = 40,749.79

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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.