Home / 61,922.46-85,488.41-40,763.23

Finding the Fourth Proportional to 61,922.46, 85,488.41 and 40,763.23

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Solution

The fourth proportional to 61,922.46, 85,488.41 and 40,763.23 is: 56,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,922.46 : 85,488.41 = 40,763.23 : x
  2. Step 2: Convert to fraction form
    61,922.46/85,488.41 = 40,763.23/x
  3. Step 3: Cross multiply
    61,922.46x = 85,488.41 × 40,763.23
  4. Step 4: Simplify right side
    61,922.46x = 3,484,783,719.16
  5. Step 5: Solve for x
    x = 3,484,783,719.16/61,922.46
  6. Step 6: Final answer
    x = 56,276.57

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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.