Home / 162,191.54-223,811.43-90,567.29

Finding the Fourth Proportional to 162,191.54, 223,811.43 and 90,567.29

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Solution

The fourth proportional to 162,191.54, 223,811.43 and 90,567.29 is: 124,975.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,191.54 : 223,811.43 = 90,567.29 : x
  2. Step 2: Convert to fraction form
    162,191.54/223,811.43 = 90,567.29/x
  3. Step 3: Cross multiply
    162,191.54x = 223,811.43 × 90,567.29
  4. Step 4: Simplify right side
    162,191.54x = 20,269,994,686.12
  5. Step 5: Solve for x
    x = 20,269,994,686.12/162,191.54
  6. Step 6: Final answer
    x = 124,975.66

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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.