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Finding the Fourth Proportional to 133,424.13, 200,160.45 and 63,302.79

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Solution

The fourth proportional to 133,424.13, 200,160.45 and 63,302.79 is: 94,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,424.13 : 200,160.45 = 63,302.79 : x
  2. Step 2: Convert to fraction form
    133,424.13/200,160.45 = 63,302.79/x
  3. Step 3: Cross multiply
    133,424.13x = 200,160.45 × 63,302.79
  4. Step 4: Simplify right side
    133,424.13x = 12,670,714,932.66
  5. Step 5: Solve for x
    x = 12,670,714,932.66/133,424.13
  6. Step 6: Final answer
    x = 94,965.69

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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.