Home / 169,359.14-254,039.16-57,118.21

Finding the Fourth Proportional to 169,359.14, 254,039.16 and 57,118.21

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Solution

The fourth proportional to 169,359.14, 254,039.16 and 57,118.21 is: 85,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,359.14 : 254,039.16 = 57,118.21 : x
  2. Step 2: Convert to fraction form
    169,359.14/254,039.16 = 57,118.21/x
  3. Step 3: Cross multiply
    169,359.14x = 254,039.16 × 57,118.21
  4. Step 4: Simplify right side
    169,359.14x = 14,510,261,454.01
  5. Step 5: Solve for x
    x = 14,510,261,454.01/169,359.14
  6. Step 6: Final answer
    x = 85,677.46

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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.