Home / 272,474.51-408,707.04-122,608.76

Finding the Fourth Proportional to 272,474.51, 408,707.04 and 122,608.76

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Solution

The fourth proportional to 272,474.51, 408,707.04 and 122,608.76 is: 183,911.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,474.51 : 408,707.04 = 122,608.76 : x
  2. Step 2: Convert to fraction form
    272,474.51/408,707.04 = 122,608.76/x
  3. Step 3: Cross multiply
    272,474.51x = 408,707.04 × 122,608.76
  4. Step 4: Simplify right side
    272,474.51x = 50,111,063,377.67
  5. Step 5: Solve for x
    x = 50,111,063,377.67/272,474.51
  6. Step 6: Final answer
    x = 183,911.01

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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.