Home / 152,372.64-228,495.78-57,586.44

Finding the Fourth Proportional to 152,372.64, 228,495.78 and 57,586.44

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Solution

The fourth proportional to 152,372.64, 228,495.78 and 57,586.44 is: 86,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,372.64 : 228,495.78 = 57,586.44 : x
  2. Step 2: Convert to fraction form
    152,372.64/228,495.78 = 57,586.44/x
  3. Step 3: Cross multiply
    152,372.64x = 228,495.78 × 57,586.44
  4. Step 4: Simplify right side
    152,372.64x = 13,158,258,525.22
  5. Step 5: Solve for x
    x = 13,158,258,525.22/152,372.64
  6. Step 6: Final answer
    x = 86,355.78

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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.