Home / 75,332-103,976.56-43,496.16

Finding the Fourth Proportional to 75,332, 103,976.56 and 43,496.16

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Solution

The fourth proportional to 75,332, 103,976.56 and 43,496.16 is: 60,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,332 : 103,976.56 = 43,496.16 : x
  2. Step 2: Convert to fraction form
    75,332/103,976.56 = 43,496.16/x
  3. Step 3: Cross multiply
    75,332x = 103,976.56 × 43,496.16
  4. Step 4: Simplify right side
    75,332x = 4,522,581,090.01
  5. Step 5: Solve for x
    x = 4,522,581,090.01/75,332
  6. Step 6: Final answer
    x = 60,035.32

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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.