Home / 169,410.96-254,139.86-57,123.30

Finding the Fourth Proportional to 169,410.96, 254,139.86 and 57,123.30

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Solution

The fourth proportional to 169,410.96, 254,139.86 and 57,123.30 is: 85,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,410.96 : 254,139.86 = 57,123.30 : x
  2. Step 2: Convert to fraction form
    169,410.96/254,139.86 = 57,123.30/x
  3. Step 3: Cross multiply
    169,410.96x = 254,139.86 × 57,123.30
  4. Step 4: Simplify right side
    169,410.96x = 14,517,307,464.74
  5. Step 5: Solve for x
    x = 14,517,307,464.74/169,410.96
  6. Step 6: Final answer
    x = 85,692.85

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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.