Home / 79,515.84-119,288.34-26,210.94

Finding the Fourth Proportional to 79,515.84, 119,288.34 and 26,210.94

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Solution

The fourth proportional to 79,515.84, 119,288.34 and 26,210.94 is: 39,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,515.84 : 119,288.34 = 26,210.94 : x
  2. Step 2: Convert to fraction form
    79,515.84/119,288.34 = 26,210.94/x
  3. Step 3: Cross multiply
    79,515.84x = 119,288.34 × 26,210.94
  4. Step 4: Simplify right side
    79,515.84x = 3,126,659,522.44
  5. Step 5: Solve for x
    x = 3,126,659,522.44/79,515.84
  6. Step 6: Final answer
    x = 39,321.22

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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.