Home / 66,891.17-92,307.32-36,675.79

Finding the Fourth Proportional to 66,891.17, 92,307.32 and 36,675.79

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Solution

The fourth proportional to 66,891.17, 92,307.32 and 36,675.79 is: 50,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,891.17 : 92,307.32 = 36,675.79 : x
  2. Step 2: Convert to fraction form
    66,891.17/92,307.32 = 36,675.79/x
  3. Step 3: Cross multiply
    66,891.17x = 92,307.32 × 36,675.79
  4. Step 4: Simplify right side
    66,891.17x = 3,385,443,607.17
  5. Step 5: Solve for x
    x = 3,385,443,607.17/66,891.17
  6. Step 6: Final answer
    x = 50,611.22

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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.