Home / 46,828.20-70,181.01-40,890.12

Finding the Fourth Proportional to 46,828.20, 70,181.01 and 40,890.12

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Solution

The fourth proportional to 46,828.20, 70,181.01 and 40,890.12 is: 61,281.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,828.20 : 70,181.01 = 40,890.12 : x
  2. Step 2: Convert to fraction form
    46,828.20/70,181.01 = 40,890.12/x
  3. Step 3: Cross multiply
    46,828.20x = 70,181.01 × 40,890.12
  4. Step 4: Simplify right side
    46,828.20x = 2,869,709,920.62
  5. Step 5: Solve for x
    x = 2,869,709,920.62/46,828.20
  6. Step 6: Final answer
    x = 61,281.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.