Home / 171,828.58-257,779.94-51,875.58

Finding the Fourth Proportional to 171,828.58, 257,779.94 and 51,875.58

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Solution

The fourth proportional to 171,828.58, 257,779.94 and 51,875.58 is: 77,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,828.58 : 257,779.94 = 51,875.58 : x
  2. Step 2: Convert to fraction form
    171,828.58/257,779.94 = 51,875.58/x
  3. Step 3: Cross multiply
    171,828.58x = 257,779.94 × 51,875.58
  4. Step 4: Simplify right side
    171,828.58x = 13,372,482,610.97
  5. Step 5: Solve for x
    x = 13,372,482,610.97/171,828.58
  6. Step 6: Final answer
    x = 77,824.56

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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.