Home / 351,904.02-527,744.52-127,234.72

Finding the Fourth Proportional to 351,904.02, 527,744.52 and 127,234.72

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Solution

The fourth proportional to 351,904.02, 527,744.52 and 127,234.72 is: 190,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,904.02 : 527,744.52 = 127,234.72 : x
  2. Step 2: Convert to fraction form
    351,904.02/527,744.52 = 127,234.72/x
  3. Step 3: Cross multiply
    351,904.02x = 527,744.52 × 127,234.72
  4. Step 4: Simplify right side
    351,904.02x = 67,147,426,233.73
  5. Step 5: Solve for x
    x = 67,147,426,233.73/351,904.02
  6. Step 6: Final answer
    x = 190,811.76

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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.