Home / 79,679.27-119,518.91-26,356.94

Finding the Fourth Proportional to 79,679.27, 119,518.91 and 26,356.94

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Solution

The fourth proportional to 79,679.27, 119,518.91 and 26,356.94 is: 39,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,679.27 : 119,518.91 = 26,356.94 : x
  2. Step 2: Convert to fraction form
    79,679.27/119,518.91 = 26,356.94/x
  3. Step 3: Cross multiply
    79,679.27x = 119,518.91 × 26,356.94
  4. Step 4: Simplify right side
    79,679.27x = 3,150,152,010.36
  5. Step 5: Solve for x
    x = 3,150,152,010.36/79,679.27
  6. Step 6: Final answer
    x = 39,535.40

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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.