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Finding the Fourth Proportional to 92,504.71, 127,647.30 and 52,210.71

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Solution

The fourth proportional to 92,504.71, 127,647.30 and 52,210.71 is: 72,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,504.71 : 127,647.30 = 52,210.71 : x
  2. Step 2: Convert to fraction form
    92,504.71/127,647.30 = 52,210.71/x
  3. Step 3: Cross multiply
    92,504.71x = 127,647.30 × 52,210.71
  4. Step 4: Simplify right side
    92,504.71x = 6,664,556,162.58
  5. Step 5: Solve for x
    x = 6,664,556,162.58/92,504.71
  6. Step 6: Final answer
    x = 72,045.59

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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.