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Finding the Fourth Proportional to 175,697.63, 263,654.88 and 69,062.93

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Solution

The fourth proportional to 175,697.63, 263,654.88 and 69,062.93 is: 103,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,697.63 : 263,654.88 = 69,062.93 : x
  2. Step 2: Convert to fraction form
    175,697.63/263,654.88 = 69,062.93/x
  3. Step 3: Cross multiply
    175,697.63x = 263,654.88 × 69,062.93
  4. Step 4: Simplify right side
    175,697.63x = 18,208,778,121.45
  5. Step 5: Solve for x
    x = 18,208,778,121.45/175,697.63
  6. Step 6: Final answer
    x = 103,637.02

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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.