Home / 61,635.46-92,007.32-54,162.09

Finding the Fourth Proportional to 61,635.46, 92,007.32 and 54,162.09

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Solution

The fourth proportional to 61,635.46, 92,007.32 and 54,162.09 is: 80,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,635.46 : 92,007.32 = 54,162.09 : x
  2. Step 2: Convert to fraction form
    61,635.46/92,007.32 = 54,162.09/x
  3. Step 3: Cross multiply
    61,635.46x = 92,007.32 × 54,162.09
  4. Step 4: Simplify right side
    61,635.46x = 4,983,308,746.50
  5. Step 5: Solve for x
    x = 4,983,308,746.50/61,635.46
  6. Step 6: Final answer
    x = 80,851.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.