Home / 97,414.58-134,454.51-57,141.32

Finding the Fourth Proportional to 97,414.58, 134,454.51 and 57,141.32

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Solution

The fourth proportional to 97,414.58, 134,454.51 and 57,141.32 is: 78,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,414.58 : 134,454.51 = 57,141.32 : x
  2. Step 2: Convert to fraction form
    97,414.58/134,454.51 = 57,141.32/x
  3. Step 3: Cross multiply
    97,414.58x = 134,454.51 × 57,141.32
  4. Step 4: Simplify right side
    97,414.58x = 7,682,907,509.08
  5. Step 5: Solve for x
    x = 7,682,907,509.08/97,414.58
  6. Step 6: Final answer
    x = 78,868.15

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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.