Home / 94,716.62-130,725.86-56,478.64

Finding the Fourth Proportional to 94,716.62, 130,725.86 and 56,478.64

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Solution

The fourth proportional to 94,716.62, 130,725.86 and 56,478.64 is: 77,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,716.62 : 130,725.86 = 56,478.64 : x
  2. Step 2: Convert to fraction form
    94,716.62/130,725.86 = 56,478.64/x
  3. Step 3: Cross multiply
    94,716.62x = 130,725.86 × 56,478.64
  4. Step 4: Simplify right side
    94,716.62x = 7,383,218,785.63
  5. Step 5: Solve for x
    x = 7,383,218,785.63/94,716.62
  6. Step 6: Final answer
    x = 77,950.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.