Home / 152,077.57-228,118.17-92,119.14

Finding the Fourth Proportional to 152,077.57, 228,118.17 and 92,119.14

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Solution

The fourth proportional to 152,077.57, 228,118.17 and 92,119.14 is: 138,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,077.57 : 228,118.17 = 92,119.14 : x
  2. Step 2: Convert to fraction form
    152,077.57/228,118.17 = 92,119.14/x
  3. Step 3: Cross multiply
    152,077.57x = 228,118.17 × 92,119.14
  4. Step 4: Simplify right side
    152,077.57x = 21,014,049,984.22
  5. Step 5: Solve for x
    x = 21,014,049,984.22/152,077.57
  6. Step 6: Final answer
    x = 138,179.81

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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.