Home / 62,115.06-85,718.88-33,820.86

Finding the Fourth Proportional to 62,115.06, 85,718.88 and 33,820.86

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Solution

The fourth proportional to 62,115.06, 85,718.88 and 33,820.86 is: 46,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,115.06 : 85,718.88 = 33,820.86 : x
  2. Step 2: Convert to fraction form
    62,115.06/85,718.88 = 33,820.86/x
  3. Step 3: Cross multiply
    62,115.06x = 85,718.88 × 33,820.86
  4. Step 4: Simplify right side
    62,115.06x = 2,899,086,239.84
  5. Step 5: Solve for x
    x = 2,899,086,239.84/62,115.06
  6. Step 6: Final answer
    x = 46,672.84

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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.