Home / 66,942.06-92,476.17-53,495.70

Finding the Fourth Proportional to 66,942.06, 92,476.17 and 53,495.70

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Solution

The fourth proportional to 66,942.06, 92,476.17 and 53,495.70 is: 73,900.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,942.06 : 92,476.17 = 53,495.70 : x
  2. Step 2: Convert to fraction form
    66,942.06/92,476.17 = 53,495.70/x
  3. Step 3: Cross multiply
    66,942.06x = 92,476.17 × 53,495.70
  4. Step 4: Simplify right side
    66,942.06x = 4,947,077,447.47
  5. Step 5: Solve for x
    x = 4,947,077,447.47/66,942.06
  6. Step 6: Final answer
    x = 73,900.88

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1.5x scale

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.