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Finding the Fourth Proportional to 92,307.84, 127,384.92 and 49,866.37

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Solution

The fourth proportional to 92,307.84, 127,384.92 and 49,866.37 is: 68,815.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,307.84 : 127,384.92 = 49,866.37 : x
  2. Step 2: Convert to fraction form
    92,307.84/127,384.92 = 49,866.37/x
  3. Step 3: Cross multiply
    92,307.84x = 127,384.92 × 49,866.37
  4. Step 4: Simplify right side
    92,307.84x = 6,352,223,234.68
  5. Step 5: Solve for x
    x = 6,352,223,234.68/92,307.84
  6. Step 6: Final answer
    x = 68,815.64

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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.