Home / 66,869.40-92,309.16-46,805.06

Finding the Fourth Proportional to 66,869.40, 92,309.16 and 46,805.06

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Solution

The fourth proportional to 66,869.40, 92,309.16 and 46,805.06 is: 64,611.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,869.40 : 92,309.16 = 46,805.06 : x
  2. Step 2: Convert to fraction form
    66,869.40/92,309.16 = 46,805.06/x
  3. Step 3: Cross multiply
    66,869.40x = 92,309.16 × 46,805.06
  4. Step 4: Simplify right side
    66,869.40x = 4,320,535,310.80
  5. Step 5: Solve for x
    x = 4,320,535,310.80/66,869.40
  6. Step 6: Final answer
    x = 64,611.55

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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.