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Finding the Fourth Proportional to 132,654, 183,062.70 and 73,038

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Solution

The fourth proportional to 132,654, 183,062.70 and 73,038 is: 100,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,654 : 183,062.70 = 73,038 : x
  2. Step 2: Convert to fraction form
    132,654/183,062.70 = 73,038/x
  3. Step 3: Cross multiply
    132,654x = 183,062.70 × 73,038
  4. Step 4: Simplify right side
    132,654x = 13,370,533,482.60
  5. Step 5: Solve for x
    x = 13,370,533,482.60/132,654
  6. Step 6: Final answer
    x = 100,792.54

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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.