Home / 109,968.80-165,050.40-94,222.40

Finding the Fourth Proportional to 109,968.80, 165,050.40 and 94,222.40

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Solution

The fourth proportional to 109,968.80, 165,050.40 and 94,222.40 is: 141,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,968.80 : 165,050.40 = 94,222.40 : x
  2. Step 2: Convert to fraction form
    109,968.80/165,050.40 = 94,222.40/x
  3. Step 3: Cross multiply
    109,968.80x = 165,050.40 × 94,222.40
  4. Step 4: Simplify right side
    109,968.80x = 15,551,444,808.96
  5. Step 5: Solve for x
    x = 15,551,444,808.96/109,968.80
  6. Step 6: Final answer
    x = 141,416.88

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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.