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Finding the Fourth Proportional to 133,583.34, 184,258.08 and 90,049.08

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Solution

The fourth proportional to 133,583.34, 184,258.08 and 90,049.08 is: 124,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,583.34 : 184,258.08 = 90,049.08 : x
  2. Step 2: Convert to fraction form
    133,583.34/184,258.08 = 90,049.08/x
  3. Step 3: Cross multiply
    133,583.34x = 184,258.08 × 90,049.08
  4. Step 4: Simplify right side
    133,583.34x = 16,592,270,586.57
  5. Step 5: Solve for x
    x = 16,592,270,586.57/133,583.34
  6. Step 6: Final answer
    x = 124,209.13

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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.