Home / 56,725.05-78,282.46-31,232.67

Finding the Fourth Proportional to 56,725.05, 78,282.46 and 31,232.67

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Solution

The fourth proportional to 56,725.05, 78,282.46 and 31,232.67 is: 43,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,725.05 : 78,282.46 = 31,232.67 : x
  2. Step 2: Convert to fraction form
    56,725.05/78,282.46 = 31,232.67/x
  3. Step 3: Cross multiply
    56,725.05x = 78,282.46 × 31,232.67
  4. Step 4: Simplify right side
    56,725.05x = 2,444,970,239.97
  5. Step 5: Solve for x
    x = 2,444,970,239.97/56,725.05
  6. Step 6: Final answer
    x = 43,102.13

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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.