Home / 75,044.34-112,581.63-30,674.70

Finding the Fourth Proportional to 75,044.34, 112,581.63 and 30,674.70

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Solution

The fourth proportional to 75,044.34, 112,581.63 and 30,674.70 is: 46,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,044.34 : 112,581.63 = 30,674.70 : x
  2. Step 2: Convert to fraction form
    75,044.34/112,581.63 = 30,674.70/x
  3. Step 3: Cross multiply
    75,044.34x = 112,581.63 × 30,674.70
  4. Step 4: Simplify right side
    75,044.34x = 3,453,407,725.76
  5. Step 5: Solve for x
    x = 3,453,407,725.76/75,044.34
  6. Step 6: Final answer
    x = 46,018.23

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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.