Home / 167,783.40-251,680.86-56,961

Finding the Fourth Proportional to 167,783.40, 251,680.86 and 56,961

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Solution

The fourth proportional to 167,783.40, 251,680.86 and 56,961 is: 85,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,783.40 : 251,680.86 = 56,961 : x
  2. Step 2: Convert to fraction form
    167,783.40/251,680.86 = 56,961/x
  3. Step 3: Cross multiply
    167,783.40x = 251,680.86 × 56,961
  4. Step 4: Simplify right side
    167,783.40x = 14,335,993,466.46
  5. Step 5: Solve for x
    x = 14,335,993,466.46/167,783.40
  6. Step 6: Final answer
    x = 85,443.46

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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.