Home / 97,713.40-146,567.36-31,157.52

Finding the Fourth Proportional to 97,713.40, 146,567.36 and 31,157.52

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Solution

The fourth proportional to 97,713.40, 146,567.36 and 31,157.52 is: 46,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,713.40 : 146,567.36 = 31,157.52 : x
  2. Step 2: Convert to fraction form
    97,713.40/146,567.36 = 31,157.52/x
  3. Step 3: Cross multiply
    97,713.40x = 146,567.36 × 31,157.52
  4. Step 4: Simplify right side
    97,713.40x = 4,566,675,450.55
  5. Step 5: Solve for x
    x = 4,566,675,450.55/97,713.40
  6. Step 6: Final answer
    x = 46,735.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.