Home / 57,290.85-79,060.18-31,795.73

Finding the Fourth Proportional to 57,290.85, 79,060.18 and 31,795.73

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Solution

The fourth proportional to 57,290.85, 79,060.18 and 31,795.73 is: 43,877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,290.85 : 79,060.18 = 31,795.73 : x
  2. Step 2: Convert to fraction form
    57,290.85/79,060.18 = 31,795.73/x
  3. Step 3: Cross multiply
    57,290.85x = 79,060.18 × 31,795.73
  4. Step 4: Simplify right side
    57,290.85x = 2,513,776,137.03
  5. Step 5: Solve for x
    x = 2,513,776,137.03/57,290.85
  6. Step 6: Final answer
    x = 43,877.45

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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.