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Finding the Fourth Proportional to 92,485.69, 127,629.59 and 52,199.10

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Solution

The fourth proportional to 92,485.69, 127,629.59 and 52,199.10 is: 72,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,485.69 : 127,629.59 = 52,199.10 : x
  2. Step 2: Convert to fraction form
    92,485.69/127,629.59 = 52,199.10/x
  3. Step 3: Cross multiply
    92,485.69x = 127,629.59 × 52,199.10
  4. Step 4: Simplify right side
    92,485.69x = 6,662,149,470.37
  5. Step 5: Solve for x
    x = 6,662,149,470.37/92,485.69
  6. Step 6: Final answer
    x = 72,034.38

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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.