Home / 162,263.52-223,908.84-90,633.60

Finding the Fourth Proportional to 162,263.52, 223,908.84 and 90,633.60

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Solution

The fourth proportional to 162,263.52, 223,908.84 and 90,633.60 is: 125,066.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,263.52 : 223,908.84 = 90,633.60 : x
  2. Step 2: Convert to fraction form
    162,263.52/223,908.84 = 90,633.60/x
  3. Step 3: Cross multiply
    162,263.52x = 223,908.84 × 90,633.60
  4. Step 4: Simplify right side
    162,263.52x = 20,293,664,241.02
  5. Step 5: Solve for x
    x = 20,293,664,241.02/162,263.52
  6. Step 6: Final answer
    x = 125,066.09

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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.