Home / 97,156.44-134,078.34-54,716.40

Finding the Fourth Proportional to 97,156.44, 134,078.34 and 54,716.40

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Solution

The fourth proportional to 97,156.44, 134,078.34 and 54,716.40 is: 75,510.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,156.44 : 134,078.34 = 54,716.40 : x
  2. Step 2: Convert to fraction form
    97,156.44/134,078.34 = 54,716.40/x
  3. Step 3: Cross multiply
    97,156.44x = 134,078.34 × 54,716.40
  4. Step 4: Simplify right side
    97,156.44x = 7,336,284,082.78
  5. Step 5: Solve for x
    x = 7,336,284,082.78/97,156.44
  6. Step 6: Final answer
    x = 75,510.01

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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.