Home / 75,275.26-112,833.81-25,338.01

Finding the Fourth Proportional to 75,275.26, 112,833.81 and 25,338.01

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Solution

The fourth proportional to 75,275.26, 112,833.81 and 25,338.01 is: 37,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,275.26 : 112,833.81 = 25,338.01 : x
  2. Step 2: Convert to fraction form
    75,275.26/112,833.81 = 25,338.01/x
  3. Step 3: Cross multiply
    75,275.26x = 112,833.81 × 25,338.01
  4. Step 4: Simplify right side
    75,275.26x = 2,858,984,206.12
  5. Step 5: Solve for x
    x = 2,858,984,206.12/75,275.26
  6. Step 6: Final answer
    x = 37,980.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.