Home / 97,414.32-134,433.72-57,158.96

Finding the Fourth Proportional to 97,414.32, 134,433.72 and 57,158.96

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Solution

The fourth proportional to 97,414.32, 134,433.72 and 57,158.96 is: 78,880.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,414.32 : 134,433.72 = 57,158.96 : x
  2. Step 2: Convert to fraction form
    97,414.32/134,433.72 = 57,158.96/x
  3. Step 3: Cross multiply
    97,414.32x = 134,433.72 × 57,158.96
  4. Step 4: Simplify right side
    97,414.32x = 7,684,091,624.13
  5. Step 5: Solve for x
    x = 7,684,091,624.13/97,414.32
  6. Step 6: Final answer
    x = 78,880.51

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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.