Home / 141,733.32-212,604.84-75,083.28

Finding the Fourth Proportional to 141,733.32, 212,604.84 and 75,083.28

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Solution

The fourth proportional to 141,733.32, 212,604.84 and 75,083.28 is: 112,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,733.32 : 212,604.84 = 75,083.28 : x
  2. Step 2: Convert to fraction form
    141,733.32/212,604.84 = 75,083.28/x
  3. Step 3: Cross multiply
    141,733.32x = 212,604.84 × 75,083.28
  4. Step 4: Simplify right side
    141,733.32x = 15,963,068,731.08
  5. Step 5: Solve for x
    x = 15,963,068,731.08/141,733.32
  6. Step 6: Final answer
    x = 112,627.49

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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.