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Finding the Fourth Proportional to 133,627.52, 184,322.56 and 85,943.04

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Solution

The fourth proportional to 133,627.52, 184,322.56 and 85,943.04 is: 118,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,627.52 : 184,322.56 = 85,943.04 : x
  2. Step 2: Convert to fraction form
    133,627.52/184,322.56 = 85,943.04/x
  3. Step 3: Cross multiply
    133,627.52x = 184,322.56 × 85,943.04
  4. Step 4: Simplify right side
    133,627.52x = 15,841,241,146.98
  5. Step 5: Solve for x
    x = 15,841,241,146.98/133,627.52
  6. Step 6: Final answer
    x = 118,547.74

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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.