Home / 79,528.86-119,287.06-35,157.06

Finding the Fourth Proportional to 79,528.86, 119,287.06 and 35,157.06

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Solution

The fourth proportional to 79,528.86, 119,287.06 and 35,157.06 is: 52,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,528.86 : 119,287.06 = 35,157.06 : x
  2. Step 2: Convert to fraction form
    79,528.86/119,287.06 = 35,157.06/x
  3. Step 3: Cross multiply
    79,528.86x = 119,287.06 × 35,157.06
  4. Step 4: Simplify right side
    79,528.86x = 4,193,782,325.64
  5. Step 5: Solve for x
    x = 4,193,782,325.64/79,528.86
  6. Step 6: Final answer
    x = 52,732.84

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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.