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Finding the Fourth Proportional to 92,366.35, 127,458.53 and 60,479.89

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Solution

The fourth proportional to 92,366.35, 127,458.53 and 60,479.89 is: 83,457.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,366.35 : 127,458.53 = 60,479.89 : x
  2. Step 2: Convert to fraction form
    92,366.35/127,458.53 = 60,479.89/x
  3. Step 3: Cross multiply
    92,366.35x = 127,458.53 × 60,479.89
  4. Step 4: Simplify right side
    92,366.35x = 7,708,677,571.56
  5. Step 5: Solve for x
    x = 7,708,677,571.56/92,366.35
  6. Step 6: Final answer
    x = 83,457.64

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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.