Home / 57,331.65-85,997.48-51,208.05

Finding the Fourth Proportional to 57,331.65, 85,997.48 and 51,208.05

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Solution

The fourth proportional to 57,331.65, 85,997.48 and 51,208.05 is: 76,812.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,331.65 : 85,997.48 = 51,208.05 : x
  2. Step 2: Convert to fraction form
    57,331.65/85,997.48 = 51,208.05/x
  3. Step 3: Cross multiply
    57,331.65x = 85,997.48 × 51,208.05
  4. Step 4: Simplify right side
    57,331.65x = 4,403,762,999.67
  5. Step 5: Solve for x
    x = 4,403,762,999.67/57,331.65
  6. Step 6: Final answer
    x = 76,812.08

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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.