Home / 169,506.12-254,261.20-51,182.66

Finding the Fourth Proportional to 169,506.12, 254,261.20 and 51,182.66

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Solution

The fourth proportional to 169,506.12, 254,261.20 and 51,182.66 is: 76,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,506.12 : 254,261.20 = 51,182.66 : x
  2. Step 2: Convert to fraction form
    169,506.12/254,261.20 = 51,182.66/x
  3. Step 3: Cross multiply
    169,506.12x = 254,261.20 × 51,182.66
  4. Step 4: Simplify right side
    169,506.12x = 13,013,764,550.79
  5. Step 5: Solve for x
    x = 13,013,764,550.79/169,506.12
  6. Step 6: Final answer
    x = 76,774.60

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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.