Home / 75,332.99-112,920.62-25,395.81

Finding the Fourth Proportional to 75,332.99, 112,920.62 and 25,395.81

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Solution

The fourth proportional to 75,332.99, 112,920.62 and 25,395.81 is: 38,067.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,332.99 : 112,920.62 = 25,395.81 : x
  2. Step 2: Convert to fraction form
    75,332.99/112,920.62 = 25,395.81/x
  3. Step 3: Cross multiply
    75,332.99x = 112,920.62 × 25,395.81
  4. Step 4: Simplify right side
    75,332.99x = 2,867,710,483.62
  5. Step 5: Solve for x
    x = 2,867,710,483.62/75,332.99
  6. Step 6: Final answer
    x = 38,067.13

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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.