Home / 57,088.44-78,785.10-31,933.56

Finding the Fourth Proportional to 57,088.44, 78,785.10 and 31,933.56

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Solution

The fourth proportional to 57,088.44, 78,785.10 and 31,933.56 is: 44,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,088.44 : 78,785.10 = 31,933.56 : x
  2. Step 2: Convert to fraction form
    57,088.44/78,785.10 = 31,933.56/x
  3. Step 3: Cross multiply
    57,088.44x = 78,785.10 × 31,933.56
  4. Step 4: Simplify right side
    57,088.44x = 2,515,888,717.96
  5. Step 5: Solve for x
    x = 2,515,888,717.96/57,088.44
  6. Step 6: Final answer
    x = 44,070.02

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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.