Home / 79,482.04-119,240.64-26,190.48

Finding the Fourth Proportional to 79,482.04, 119,240.64 and 26,190.48

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Solution

The fourth proportional to 79,482.04, 119,240.64 and 26,190.48 is: 39,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,482.04 : 119,240.64 = 26,190.48 : x
  2. Step 2: Convert to fraction form
    79,482.04/119,240.64 = 26,190.48/x
  3. Step 3: Cross multiply
    79,482.04x = 119,240.64 × 26,190.48
  4. Step 4: Simplify right side
    79,482.04x = 3,122,969,597.11
  5. Step 5: Solve for x
    x = 3,122,969,597.11/79,482.04
  6. Step 6: Final answer
    x = 39,291.51

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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.