Home / 110,119.23-165,156.98-53,935.20

Finding the Fourth Proportional to 110,119.23, 165,156.98 and 53,935.20

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Solution

The fourth proportional to 110,119.23, 165,156.98 and 53,935.20 is: 80,892.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,119.23 : 165,156.98 = 53,935.20 : x
  2. Step 2: Convert to fraction form
    110,119.23/165,156.98 = 53,935.20/x
  3. Step 3: Cross multiply
    110,119.23x = 165,156.98 × 53,935.20
  4. Step 4: Simplify right side
    110,119.23x = 8,907,774,478.02
  5. Step 5: Solve for x
    x = 8,907,774,478.02/110,119.23
  6. Step 6: Final answer
    x = 80,892.09

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1.5x scale

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.