Home / 169,686.18-254,424.66-57,355.80

Finding the Fourth Proportional to 169,686.18, 254,424.66 and 57,355.80

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Solution

The fourth proportional to 169,686.18, 254,424.66 and 57,355.80 is: 85,998.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,686.18 : 254,424.66 = 57,355.80 : x
  2. Step 2: Convert to fraction form
    169,686.18/254,424.66 = 57,355.80/x
  3. Step 3: Cross multiply
    169,686.18x = 254,424.66 × 57,355.80
  4. Step 4: Simplify right side
    169,686.18x = 14,592,729,914.03
  5. Step 5: Solve for x
    x = 14,592,729,914.03/169,686.18
  6. Step 6: Final answer
    x = 85,998.34

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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.