Home / 92,585.72-127,770.66-56,795.48

Finding the Fourth Proportional to 92,585.72, 127,770.66 and 56,795.48

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Solution

The fourth proportional to 92,585.72, 127,770.66 and 56,795.48 is: 78,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,585.72 : 127,770.66 = 56,795.48 : x
  2. Step 2: Convert to fraction form
    92,585.72/127,770.66 = 56,795.48/x
  3. Step 3: Cross multiply
    92,585.72x = 127,770.66 × 56,795.48
  4. Step 4: Simplify right side
    92,585.72x = 7,256,795,964.62
  5. Step 5: Solve for x
    x = 7,256,795,964.62/92,585.72
  6. Step 6: Final answer
    x = 78,379.21

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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.