Home / 61,365.28-91,972.54-31,766.24

Finding the Fourth Proportional to 61,365.28, 91,972.54 and 31,766.24

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Solution

The fourth proportional to 61,365.28, 91,972.54 and 31,766.24 is: 47,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,365.28 : 91,972.54 = 31,766.24 : x
  2. Step 2: Convert to fraction form
    61,365.28/91,972.54 = 31,766.24/x
  3. Step 3: Cross multiply
    61,365.28x = 91,972.54 × 31,766.24
  4. Step 4: Simplify right side
    61,365.28x = 2,921,621,779.05
  5. Step 5: Solve for x
    x = 2,921,621,779.05/61,365.28
  6. Step 6: Final answer
    x = 47,610.34

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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.