Home / 96,440.64-144,653.76-29,881.28

Finding the Fourth Proportional to 96,440.64, 144,653.76 and 29,881.28

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Solution

The fourth proportional to 96,440.64, 144,653.76 and 29,881.28 is: 44,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,440.64 : 144,653.76 = 29,881.28 : x
  2. Step 2: Convert to fraction form
    96,440.64/144,653.76 = 29,881.28/x
  3. Step 3: Cross multiply
    96,440.64x = 144,653.76 × 29,881.28
  4. Step 4: Simplify right side
    96,440.64x = 4,322,439,505.61
  5. Step 5: Solve for x
    x = 4,322,439,505.61/96,440.64
  6. Step 6: Final answer
    x = 44,819.69

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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.