Home / 269,933.77-372,508.60-156,763.81

Finding the Fourth Proportional to 269,933.77, 372,508.60 and 156,763.81

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Solution

The fourth proportional to 269,933.77, 372,508.60 and 156,763.81 is: 216,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,933.77 : 372,508.60 = 156,763.81 : x
  2. Step 2: Convert to fraction form
    269,933.77/372,508.60 = 156,763.81/x
  3. Step 3: Cross multiply
    269,933.77x = 372,508.60 × 156,763.81
  4. Step 4: Simplify right side
    269,933.77x = 58,395,865,225.17
  5. Step 5: Solve for x
    x = 58,395,865,225.17/269,933.77
  6. Step 6: Final answer
    x = 216,334.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.