Home / 75,434.13-104,117.81-43,598.43

Finding the Fourth Proportional to 75,434.13, 104,117.81 and 43,598.43

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Solution

The fourth proportional to 75,434.13, 104,117.81 and 43,598.43 is: 60,176.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,434.13 : 104,117.81 = 43,598.43 : x
  2. Step 2: Convert to fraction form
    75,434.13/104,117.81 = 43,598.43/x
  3. Step 3: Cross multiply
    75,434.13x = 104,117.81 × 43,598.43
  4. Step 4: Simplify right side
    75,434.13x = 4,539,372,833.05
  5. Step 5: Solve for x
    x = 4,539,372,833.05/75,434.13
  6. Step 6: Final answer
    x = 60,176.64

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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.