Home / 79,519.21-119,293.43-26,214.32

Finding the Fourth Proportional to 79,519.21, 119,293.43 and 26,214.32

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Solution

The fourth proportional to 79,519.21, 119,293.43 and 26,214.32 is: 39,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,519.21 : 119,293.43 = 26,214.32 : x
  2. Step 2: Convert to fraction form
    79,519.21/119,293.43 = 26,214.32/x
  3. Step 3: Cross multiply
    79,519.21x = 119,293.43 × 26,214.32
  4. Step 4: Simplify right side
    79,519.21x = 3,127,196,315.08
  5. Step 5: Solve for x
    x = 3,127,196,315.08/79,519.21
  6. Step 6: Final answer
    x = 39,326.30

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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.