Home / 152,578.20-228,836.02-57,775.69

Finding the Fourth Proportional to 152,578.20, 228,836.02 and 57,775.69

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Solution

The fourth proportional to 152,578.20, 228,836.02 and 57,775.69 is: 86,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,578.20 : 228,836.02 = 57,775.69 : x
  2. Step 2: Convert to fraction form
    152,578.20/228,836.02 = 57,775.69/x
  3. Step 3: Cross multiply
    152,578.20x = 228,836.02 × 57,775.69
  4. Step 4: Simplify right side
    152,578.20x = 13,221,159,202.29
  5. Step 5: Solve for x
    x = 13,221,159,202.29/152,578.20
  6. Step 6: Final answer
    x = 86,651.69

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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.