Home / 56,571.68-78,060.25-32,693.75

Finding the Fourth Proportional to 56,571.68, 78,060.25 and 32,693.75

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Solution

The fourth proportional to 56,571.68, 78,060.25 and 32,693.75 is: 45,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,571.68 : 78,060.25 = 32,693.75 : x
  2. Step 2: Convert to fraction form
    56,571.68/78,060.25 = 32,693.75/x
  3. Step 3: Cross multiply
    56,571.68x = 78,060.25 × 32,693.75
  4. Step 4: Simplify right side
    56,571.68x = 2,552,081,744.67
  5. Step 5: Solve for x
    x = 2,552,081,744.67/56,571.68
  6. Step 6: Final answer
    x = 45,112.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.