Home / 79,782.12-119,673.18-24,377.64

Finding the Fourth Proportional to 79,782.12, 119,673.18 and 24,377.64

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Solution

The fourth proportional to 79,782.12, 119,673.18 and 24,377.64 is: 36,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,782.12 : 119,673.18 = 24,377.64 : x
  2. Step 2: Convert to fraction form
    79,782.12/119,673.18 = 24,377.64/x
  3. Step 3: Cross multiply
    79,782.12x = 119,673.18 × 24,377.64
  4. Step 4: Simplify right side
    79,782.12x = 2,917,349,699.70
  5. Step 5: Solve for x
    x = 2,917,349,699.70/79,782.12
  6. Step 6: Final answer
    x = 36,566.46

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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.