Home / 75,511.37-113,259.26-25,590.17

Finding the Fourth Proportional to 75,511.37, 113,259.26 and 25,590.17

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Solution

The fourth proportional to 75,511.37, 113,259.26 and 25,590.17 is: 38,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,511.37 : 113,259.26 = 25,590.17 : x
  2. Step 2: Convert to fraction form
    75,511.37/113,259.26 = 25,590.17/x
  3. Step 3: Cross multiply
    75,511.37x = 113,259.26 × 25,590.17
  4. Step 4: Simplify right side
    75,511.37x = 2,898,323,717.47
  5. Step 5: Solve for x
    x = 2,898,323,717.47/75,511.37
  6. Step 6: Final answer
    x = 38,382.61

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1.5x scale

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.