Home / 121,454.67-182,187.48-37,208.72

Finding the Fourth Proportional to 121,454.67, 182,187.48 and 37,208.72

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Solution

The fourth proportional to 121,454.67, 182,187.48 and 37,208.72 is: 55,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,454.67 : 182,187.48 = 37,208.72 : x
  2. Step 2: Convert to fraction form
    121,454.67/182,187.48 = 37,208.72/x
  3. Step 3: Cross multiply
    121,454.67x = 182,187.48 × 37,208.72
  4. Step 4: Simplify right side
    121,454.67x = 6,778,962,019.89
  5. Step 5: Solve for x
    x = 6,778,962,019.89/121,454.67
  6. Step 6: Final answer
    x = 55,814.75

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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.