Home / 240,177.28-360,211.14-90,433.36

Finding the Fourth Proportional to 240,177.28, 360,211.14 and 90,433.36

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Solution

The fourth proportional to 240,177.28, 360,211.14 and 90,433.36 is: 135,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,177.28 : 360,211.14 = 90,433.36 : x
  2. Step 2: Convert to fraction form
    240,177.28/360,211.14 = 90,433.36/x
  3. Step 3: Cross multiply
    240,177.28x = 360,211.14 × 90,433.36
  4. Step 4: Simplify right side
    240,177.28x = 32,575,103,699.63
  5. Step 5: Solve for x
    x = 32,575,103,699.63/240,177.28
  6. Step 6: Final answer
    x = 135,629.41

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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.