Home / 112,914.58-155,685.84-97,573.72

Finding the Fourth Proportional to 112,914.58, 155,685.84 and 97,573.72

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Solution

The fourth proportional to 112,914.58, 155,685.84 and 97,573.72 is: 134,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,914.58 : 155,685.84 = 97,573.72 : x
  2. Step 2: Convert to fraction form
    112,914.58/155,685.84 = 97,573.72/x
  3. Step 3: Cross multiply
    112,914.58x = 155,685.84 × 97,573.72
  4. Step 4: Simplify right side
    112,914.58x = 15,190,846,560.12
  5. Step 5: Solve for x
    x = 15,190,846,560.12/112,914.58
  6. Step 6: Final answer
    x = 134,533.97

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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.