Home / 162,190.54-223,810.05-90,566.29

Finding the Fourth Proportional to 162,190.54, 223,810.05 and 90,566.29

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Solution

The fourth proportional to 162,190.54, 223,810.05 and 90,566.29 is: 124,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,190.54 : 223,810.05 = 90,566.29 : x
  2. Step 2: Convert to fraction form
    162,190.54/223,810.05 = 90,566.29/x
  3. Step 3: Cross multiply
    162,190.54x = 223,810.05 × 90,566.29
  4. Step 4: Simplify right side
    162,190.54x = 20,269,645,893.21
  5. Step 5: Solve for x
    x = 20,269,645,893.21/162,190.54
  6. Step 6: Final answer
    x = 124,974.28

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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.