Home / 79,506.03-119,263.17-20,342.19

Finding the Fourth Proportional to 79,506.03, 119,263.17 and 20,342.19

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Solution

The fourth proportional to 79,506.03, 119,263.17 and 20,342.19 is: 30,514.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,506.03 : 119,263.17 = 20,342.19 : x
  2. Step 2: Convert to fraction form
    79,506.03/119,263.17 = 20,342.19/x
  3. Step 3: Cross multiply
    79,506.03x = 119,263.17 × 20,342.19
  4. Step 4: Simplify right side
    79,506.03x = 2,426,074,064.14
  5. Step 5: Solve for x
    x = 2,426,074,064.14/79,506.03
  6. Step 6: Final answer
    x = 30,514.34

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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.