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Finding the Fourth Proportional to 234,360.96, 323,441.28 and 133,774.08

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Solution

The fourth proportional to 234,360.96, 323,441.28 and 133,774.08 is: 184,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,360.96 : 323,441.28 = 133,774.08 : x
  2. Step 2: Convert to fraction form
    234,360.96/323,441.28 = 133,774.08/x
  3. Step 3: Cross multiply
    234,360.96x = 323,441.28 × 133,774.08
  4. Step 4: Simplify right side
    234,360.96x = 43,268,059,666.02
  5. Step 5: Solve for x
    x = 43,268,059,666.02/234,360.96
  6. Step 6: Final answer
    x = 184,621.45

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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.