Home / 169,539.48-254,318.67-51,207.66

Finding the Fourth Proportional to 169,539.48, 254,318.67 and 51,207.66

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Solution

The fourth proportional to 169,539.48, 254,318.67 and 51,207.66 is: 76,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,539.48 : 254,318.67 = 51,207.66 : x
  2. Step 2: Convert to fraction form
    169,539.48/254,318.67 = 51,207.66/x
  3. Step 3: Cross multiply
    169,539.48x = 254,318.67 × 51,207.66
  4. Step 4: Simplify right side
    169,539.48x = 13,023,063,985.01
  5. Step 5: Solve for x
    x = 13,023,063,985.01/169,539.48
  6. Step 6: Final answer
    x = 76,814.34

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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.