Home / 152,521.27-228,771.88-52,682.90

Finding the Fourth Proportional to 152,521.27, 228,771.88 and 52,682.90

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Solution

The fourth proportional to 152,521.27, 228,771.88 and 52,682.90 is: 79,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,521.27 : 228,771.88 = 52,682.90 : x
  2. Step 2: Convert to fraction form
    152,521.27/228,771.88 = 52,682.90/x
  3. Step 3: Cross multiply
    152,521.27x = 228,771.88 × 52,682.90
  4. Step 4: Simplify right side
    152,521.27x = 12,052,364,801.29
  5. Step 5: Solve for x
    x = 12,052,364,801.29/152,521.27
  6. Step 6: Final answer
    x = 79,020.88

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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.