Home / 94,922.40-142,405.20-55,459.20

Finding the Fourth Proportional to 94,922.40, 142,405.20 and 55,459.20

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Solution

The fourth proportional to 94,922.40, 142,405.20 and 55,459.20 is: 83,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,922.40 : 142,405.20 = 55,459.20 : x
  2. Step 2: Convert to fraction form
    94,922.40/142,405.20 = 55,459.20/x
  3. Step 3: Cross multiply
    94,922.40x = 142,405.20 × 55,459.20
  4. Step 4: Simplify right side
    94,922.40x = 7,897,678,467.84
  5. Step 5: Solve for x
    x = 7,897,678,467.84/94,922.40
  6. Step 6: Final answer
    x = 83,201.42

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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.