Home / 61,633.85-85,055.13-37,760.57

Finding the Fourth Proportional to 61,633.85, 85,055.13 and 37,760.57

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Solution

The fourth proportional to 61,633.85, 85,055.13 and 37,760.57 is: 52,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,633.85 : 85,055.13 = 37,760.57 : x
  2. Step 2: Convert to fraction form
    61,633.85/85,055.13 = 37,760.57/x
  3. Step 3: Cross multiply
    61,633.85x = 85,055.13 × 37,760.57
  4. Step 4: Simplify right side
    61,633.85x = 3,211,730,190.22
  5. Step 5: Solve for x
    x = 3,211,730,190.22/61,633.85
  6. Step 6: Final answer
    x = 52,109.84

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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.