Home / 46,000.65-68,799.67-42,638.14

Finding the Fourth Proportional to 46,000.65, 68,799.67 and 42,638.14

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Solution

The fourth proportional to 46,000.65, 68,799.67 and 42,638.14 is: 63,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,000.65 : 68,799.67 = 42,638.14 : x
  2. Step 2: Convert to fraction form
    46,000.65/68,799.67 = 42,638.14/x
  3. Step 3: Cross multiply
    46,000.65x = 68,799.67 × 42,638.14
  4. Step 4: Simplify right side
    46,000.65x = 2,933,489,961.41
  5. Step 5: Solve for x
    x = 2,933,489,961.41/46,000.65
  6. Step 6: Final answer
    x = 63,770.62

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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.