Home / 152,682.45-228,916.37-67,252.77

Finding the Fourth Proportional to 152,682.45, 228,916.37 and 67,252.77

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Solution

The fourth proportional to 152,682.45, 228,916.37 and 67,252.77 is: 100,831.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,682.45 : 228,916.37 = 67,252.77 : x
  2. Step 2: Convert to fraction form
    152,682.45/228,916.37 = 67,252.77/x
  3. Step 3: Cross multiply
    152,682.45x = 228,916.37 × 67,252.77
  4. Step 4: Simplify right side
    152,682.45x = 15,395,259,980.84
  5. Step 5: Solve for x
    x = 15,395,259,980.84/152,682.45
  6. Step 6: Final answer
    x = 100,831.89

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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.