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Finding the Fourth Proportional to 92,246.04, 127,293.12 and 54,513

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Solution

The fourth proportional to 92,246.04, 127,293.12 and 54,513 is: 75,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,246.04 : 127,293.12 = 54,513 : x
  2. Step 2: Convert to fraction form
    92,246.04/127,293.12 = 54,513/x
  3. Step 3: Cross multiply
    92,246.04x = 127,293.12 × 54,513
  4. Step 4: Simplify right side
    92,246.04x = 6,939,129,850.56
  5. Step 5: Solve for x
    x = 6,939,129,850.56/92,246.04
  6. Step 6: Final answer
    x = 75,224.15

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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.