Home / 61,717.56-85,170.06-34,858.74

Finding the Fourth Proportional to 61,717.56, 85,170.06 and 34,858.74

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Solution

The fourth proportional to 61,717.56, 85,170.06 and 34,858.74 is: 48,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,717.56 : 85,170.06 = 34,858.74 : x
  2. Step 2: Convert to fraction form
    61,717.56/85,170.06 = 34,858.74/x
  3. Step 3: Cross multiply
    61,717.56x = 85,170.06 × 34,858.74
  4. Step 4: Simplify right side
    61,717.56x = 2,968,920,977.32
  5. Step 5: Solve for x
    x = 2,968,920,977.32/61,717.56
  6. Step 6: Final answer
    x = 48,104.96

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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.