Home / 61,683.12-85,121.99-34,826.76

Finding the Fourth Proportional to 61,683.12, 85,121.99 and 34,826.76

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Solution

The fourth proportional to 61,683.12, 85,121.99 and 34,826.76 is: 48,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,683.12 : 85,121.99 = 34,826.76 : x
  2. Step 2: Convert to fraction form
    61,683.12/85,121.99 = 34,826.76/x
  3. Step 3: Cross multiply
    61,683.12x = 85,121.99 × 34,826.76
  4. Step 4: Simplify right side
    61,683.12x = 2,964,522,942.32
  5. Step 5: Solve for x
    x = 2,964,522,942.32/61,683.12
  6. Step 6: Final answer
    x = 48,060.52

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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.