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Finding the Fourth Proportional to 162,577.68, 224,362.34 and 90,958.24

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Solution

The fourth proportional to 162,577.68, 224,362.34 and 90,958.24 is: 125,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,577.68 : 224,362.34 = 90,958.24 : x
  2. Step 2: Convert to fraction form
    162,577.68/224,362.34 = 90,958.24/x
  3. Step 3: Cross multiply
    162,577.68x = 224,362.34 × 90,958.24
  4. Step 4: Simplify right side
    162,577.68x = 20,407,603,568.68
  5. Step 5: Solve for x
    x = 20,407,603,568.68/162,577.68
  6. Step 6: Final answer
    x = 125,525.25

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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.