Home / 152,575.71-228,897.27-51,378.73

Finding the Fourth Proportional to 152,575.71, 228,897.27 and 51,378.73

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Solution

The fourth proportional to 152,575.71, 228,897.27 and 51,378.73 is: 77,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,575.71 : 228,897.27 = 51,378.73 : x
  2. Step 2: Convert to fraction form
    152,575.71/228,897.27 = 51,378.73/x
  3. Step 3: Cross multiply
    152,575.71x = 228,897.27 × 51,378.73
  4. Step 4: Simplify right side
    152,575.71x = 11,760,451,033.07
  5. Step 5: Solve for x
    x = 11,760,451,033.07/152,575.71
  6. Step 6: Final answer
    x = 77,079.44

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1.5x scale

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.