Home / 121,770.36-182,569.68-46,827.54

Finding the Fourth Proportional to 121,770.36, 182,569.68 and 46,827.54

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Solution

The fourth proportional to 121,770.36, 182,569.68 and 46,827.54 is: 70,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,770.36 : 182,569.68 = 46,827.54 : x
  2. Step 2: Convert to fraction form
    121,770.36/182,569.68 = 46,827.54/x
  3. Step 3: Cross multiply
    121,770.36x = 182,569.68 × 46,827.54
  4. Step 4: Simplify right side
    121,770.36x = 8,549,288,992.99
  5. Step 5: Solve for x
    x = 8,549,288,992.99/121,770.36
  6. Step 6: Final answer
    x = 70,208.29

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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.