Home / 113,997.04-170,903.39-47,487.20

Finding the Fourth Proportional to 113,997.04, 170,903.39 and 47,487.20

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Solution

The fourth proportional to 113,997.04, 170,903.39 and 47,487.20 is: 71,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,997.04 : 170,903.39 = 47,487.20 : x
  2. Step 2: Convert to fraction form
    113,997.04/170,903.39 = 47,487.20/x
  3. Step 3: Cross multiply
    113,997.04x = 170,903.39 × 47,487.20
  4. Step 4: Simplify right side
    113,997.04x = 8,115,722,369.66
  5. Step 5: Solve for x
    x = 8,115,722,369.66/113,997.04
  6. Step 6: Final answer
    x = 71,192.40

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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.