Home / 162,112.26-223,715.07-90,492.18

Finding the Fourth Proportional to 162,112.26, 223,715.07 and 90,492.18

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Solution

The fourth proportional to 162,112.26, 223,715.07 and 90,492.18 is: 124,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,112.26 : 223,715.07 = 90,492.18 : x
  2. Step 2: Convert to fraction form
    162,112.26/223,715.07 = 90,492.18/x
  3. Step 3: Cross multiply
    162,112.26x = 223,715.07 × 90,492.18
  4. Step 4: Simplify right side
    162,112.26x = 20,244,464,383.15
  5. Step 5: Solve for x
    x = 20,244,464,383.15/162,112.26
  6. Step 6: Final answer
    x = 124,879.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.