Home / 169,680.18-254,415.63-57,349.80

Finding the Fourth Proportional to 169,680.18, 254,415.63 and 57,349.80

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Solution

The fourth proportional to 169,680.18, 254,415.63 and 57,349.80 is: 85,989.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,680.18 : 254,415.63 = 57,349.80 : x
  2. Step 2: Convert to fraction form
    169,680.18/254,415.63 = 57,349.80/x
  3. Step 3: Cross multiply
    169,680.18x = 254,415.63 × 57,349.80
  4. Step 4: Simplify right side
    169,680.18x = 14,590,685,497.37
  5. Step 5: Solve for x
    x = 14,590,685,497.37/169,680.18
  6. Step 6: Final answer
    x = 85,989.33

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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.