Home / 79,402.37-119,078.45-26,085.59

Finding the Fourth Proportional to 79,402.37, 119,078.45 and 26,085.59

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Solution

The fourth proportional to 79,402.37, 119,078.45 and 26,085.59 is: 39,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,402.37 : 119,078.45 = 26,085.59 : x
  2. Step 2: Convert to fraction form
    79,402.37/119,078.45 = 26,085.59/x
  3. Step 3: Cross multiply
    79,402.37x = 119,078.45 × 26,085.59
  4. Step 4: Simplify right side
    79,402.37x = 3,106,230,898.72
  5. Step 5: Solve for x
    x = 3,106,230,898.72/79,402.37
  6. Step 6: Final answer
    x = 39,120.13

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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.