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Finding the Fourth Proportional to 176,954.20, 265,429.68 and 71,748.16

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Solution

The fourth proportional to 176,954.20, 265,429.68 and 71,748.16 is: 107,621.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,954.20 : 265,429.68 = 71,748.16 : x
  2. Step 2: Convert to fraction form
    176,954.20/265,429.68 = 71,748.16/x
  3. Step 3: Cross multiply
    176,954.20x = 265,429.68 × 71,748.16
  4. Step 4: Simplify right side
    176,954.20x = 19,044,091,149.39
  5. Step 5: Solve for x
    x = 19,044,091,149.39/176,954.20
  6. Step 6: Final answer
    x = 107,621.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.