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Finding the Fourth Proportional to 92,062.25, 127,015.37 and 75,037.22

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Solution

The fourth proportional to 92,062.25, 127,015.37 and 75,037.22 is: 103,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,062.25 : 127,015.37 = 75,037.22 : x
  2. Step 2: Convert to fraction form
    92,062.25/127,015.37 = 75,037.22/x
  3. Step 3: Cross multiply
    92,062.25x = 127,015.37 × 75,037.22
  4. Step 4: Simplify right side
    92,062.25x = 9,530,879,798.46
  5. Step 5: Solve for x
    x = 9,530,879,798.46/92,062.25
  6. Step 6: Final answer
    x = 103,526.47

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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.