Home / 67,897.65-93,633.66-40,669.38

Finding the Fourth Proportional to 67,897.65, 93,633.66 and 40,669.38

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Solution

The fourth proportional to 67,897.65, 93,633.66 and 40,669.38 is: 56,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,897.65 : 93,633.66 = 40,669.38 : x
  2. Step 2: Convert to fraction form
    67,897.65/93,633.66 = 40,669.38/x
  3. Step 3: Cross multiply
    67,897.65x = 93,633.66 × 40,669.38
  4. Step 4: Simplify right side
    67,897.65x = 3,808,022,899.33
  5. Step 5: Solve for x
    x = 3,808,022,899.33/67,897.65
  6. Step 6: Final answer
    x = 56,084.75

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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.