Home / 121,478.91-182,239.74-41,498.07

Finding the Fourth Proportional to 121,478.91, 182,239.74 and 41,498.07

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Solution

The fourth proportional to 121,478.91, 182,239.74 and 41,498.07 is: 62,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,478.91 : 182,239.74 = 41,498.07 : x
  2. Step 2: Convert to fraction form
    121,478.91/182,239.74 = 41,498.07/x
  3. Step 3: Cross multiply
    121,478.91x = 182,239.74 × 41,498.07
  4. Step 4: Simplify right side
    121,478.91x = 7,562,597,487.30
  5. Step 5: Solve for x
    x = 7,562,597,487.30/121,478.91
  6. Step 6: Final answer
    x = 62,254.41

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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.