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Finding the Fourth Proportional to 92,284.32, 127,352.32 and 49,842.88

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Solution

The fourth proportional to 92,284.32, 127,352.32 and 49,842.88 is: 68,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,284.32 : 127,352.32 = 49,842.88 : x
  2. Step 2: Convert to fraction form
    92,284.32/127,352.32 = 49,842.88/x
  3. Step 3: Cross multiply
    92,284.32x = 127,352.32 × 49,842.88
  4. Step 4: Simplify right side
    92,284.32x = 6,347,606,403.48
  5. Step 5: Solve for x
    x = 6,347,606,403.48/92,284.32
  6. Step 6: Final answer
    x = 68,783.15

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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.