Home / 97,697.26-134,779.41-57,392.84

Finding the Fourth Proportional to 97,697.26, 134,779.41 and 57,392.84

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Solution

The fourth proportional to 97,697.26, 134,779.41 and 57,392.84 is: 79,176.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,697.26 : 134,779.41 = 57,392.84 : x
  2. Step 2: Convert to fraction form
    97,697.26/134,779.41 = 57,392.84/x
  3. Step 3: Cross multiply
    97,697.26x = 134,779.41 × 57,392.84
  4. Step 4: Simplify right side
    97,697.26x = 7,735,373,113.42
  5. Step 5: Solve for x
    x = 7,735,373,113.42/97,697.26
  6. Step 6: Final answer
    x = 79,176.97

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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.