Home / 75,499.29-104,191.92-43,239.02

Finding the Fourth Proportional to 75,499.29, 104,191.92 and 43,239.02

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Solution

The fourth proportional to 75,499.29, 104,191.92 and 43,239.02 is: 59,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.29 : 104,191.92 = 43,239.02 : x
  2. Step 2: Convert to fraction form
    75,499.29/104,191.92 = 43,239.02/x
  3. Step 3: Cross multiply
    75,499.29x = 104,191.92 × 43,239.02
  4. Step 4: Simplify right side
    75,499.29x = 4,505,155,991.76
  5. Step 5: Solve for x
    x = 4,505,155,991.76/75,499.29
  6. Step 6: Final answer
    x = 59,671.50

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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.