Home / 75,320.38-112,981.44-22,730.32

Finding the Fourth Proportional to 75,320.38, 112,981.44 and 22,730.32

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Solution

The fourth proportional to 75,320.38, 112,981.44 and 22,730.32 is: 34,095.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,320.38 : 112,981.44 = 22,730.32 : x
  2. Step 2: Convert to fraction form
    75,320.38/112,981.44 = 22,730.32/x
  3. Step 3: Cross multiply
    75,320.38x = 112,981.44 × 22,730.32
  4. Step 4: Simplify right side
    75,320.38x = 2,568,104,285.26
  5. Step 5: Solve for x
    x = 2,568,104,285.26/75,320.38
  6. Step 6: Final answer
    x = 34,095.74

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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.