Home / 119,421.48-179,125.74-36,309

Finding the Fourth Proportional to 119,421.48, 179,125.74 and 36,309

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Solution

The fourth proportional to 119,421.48, 179,125.74 and 36,309 is: 54,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,421.48 : 179,125.74 = 36,309 : x
  2. Step 2: Convert to fraction form
    119,421.48/179,125.74 = 36,309/x
  3. Step 3: Cross multiply
    119,421.48x = 179,125.74 × 36,309
  4. Step 4: Simplify right side
    119,421.48x = 6,503,876,493.66
  5. Step 5: Solve for x
    x = 6,503,876,493.66/119,421.48
  6. Step 6: Final answer
    x = 54,461.53

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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.