Home / 109,131.23-162,733.07-95,858.57

Finding the Fourth Proportional to 109,131.23, 162,733.07 and 95,858.57

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Solution

The fourth proportional to 109,131.23, 162,733.07 and 95,858.57 is: 142,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,131.23 : 162,733.07 = 95,858.57 : x
  2. Step 2: Convert to fraction form
    109,131.23/162,733.07 = 95,858.57/x
  3. Step 3: Cross multiply
    109,131.23x = 162,733.07 × 95,858.57
  4. Step 4: Simplify right side
    109,131.23x = 15,599,358,088.95
  5. Step 5: Solve for x
    x = 15,599,358,088.95/109,131.23
  6. Step 6: Final answer
    x = 142,941.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.