Home / 62,972.64-94,355.28-43,999.20

Finding the Fourth Proportional to 62,972.64, 94,355.28 and 43,999.20

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Solution

The fourth proportional to 62,972.64, 94,355.28 and 43,999.20 is: 65,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,972.64 : 94,355.28 = 43,999.20 : x
  2. Step 2: Convert to fraction form
    62,972.64/94,355.28 = 43,999.20/x
  3. Step 3: Cross multiply
    62,972.64x = 94,355.28 × 43,999.20
  4. Step 4: Simplify right side
    62,972.64x = 4,151,556,835.78
  5. Step 5: Solve for x
    x = 4,151,556,835.78/62,972.64
  6. Step 6: Final answer
    x = 65,926.36

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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.