Home / 152,657.57-228,824.63-51,359.15

Finding the Fourth Proportional to 152,657.57, 228,824.63 and 51,359.15

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Solution

The fourth proportional to 152,657.57, 228,824.63 and 51,359.15 is: 76,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,657.57 : 228,824.63 = 51,359.15 : x
  2. Step 2: Convert to fraction form
    152,657.57/228,824.63 = 51,359.15/x
  3. Step 3: Cross multiply
    152,657.57x = 228,824.63 × 51,359.15
  4. Step 4: Simplify right side
    152,657.57x = 11,752,239,196.32
  5. Step 5: Solve for x
    x = 11,752,239,196.32/152,657.57
  6. Step 6: Final answer
    x = 76,984.32

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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.