Home / 152,277.34-228,265.32-72,174.52

Finding the Fourth Proportional to 152,277.34, 228,265.32 and 72,174.52

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Solution

The fourth proportional to 152,277.34, 228,265.32 and 72,174.52 is: 108,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,277.34 : 228,265.32 = 72,174.52 : x
  2. Step 2: Convert to fraction form
    152,277.34/228,265.32 = 72,174.52/x
  3. Step 3: Cross multiply
    152,277.34x = 228,265.32 × 72,174.52
  4. Step 4: Simplify right side
    152,277.34x = 16,474,939,903.65
  5. Step 5: Solve for x
    x = 16,474,939,903.65/152,277.34
  6. Step 6: Final answer
    x = 108,190.36

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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.