Home / 56,573.74-78,063.09-32,695.81

Finding the Fourth Proportional to 56,573.74, 78,063.09 and 32,695.81

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Solution

The fourth proportional to 56,573.74, 78,063.09 and 32,695.81 is: 45,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,573.74 : 78,063.09 = 32,695.81 : x
  2. Step 2: Convert to fraction form
    56,573.74/78,063.09 = 32,695.81/x
  3. Step 3: Cross multiply
    56,573.74x = 78,063.09 × 32,695.81
  4. Step 4: Simplify right side
    56,573.74x = 2,552,335,958.65
  5. Step 5: Solve for x
    x = 2,552,335,958.65/56,573.74
  6. Step 6: Final answer
    x = 45,115.21

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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.