Home / 66,769.36-92,264.52-47,876.56

Finding the Fourth Proportional to 66,769.36, 92,264.52 and 47,876.56

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Solution

The fourth proportional to 66,769.36, 92,264.52 and 47,876.56 is: 66,157.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,769.36 : 92,264.52 = 47,876.56 : x
  2. Step 2: Convert to fraction form
    66,769.36/92,264.52 = 47,876.56/x
  3. Step 3: Cross multiply
    66,769.36x = 92,264.52 × 47,876.56
  4. Step 4: Simplify right side
    66,769.36x = 4,417,307,827.65
  5. Step 5: Solve for x
    x = 4,417,307,827.65/66,769.36
  6. Step 6: Final answer
    x = 66,157.71

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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.