Home / 133,569.39-200,322.63-38,774.55

Finding the Fourth Proportional to 133,569.39, 200,322.63 and 38,774.55

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Solution

The fourth proportional to 133,569.39, 200,322.63 and 38,774.55 is: 58,152.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,569.39 : 200,322.63 = 38,774.55 : x
  2. Step 2: Convert to fraction form
    133,569.39/200,322.63 = 38,774.55/x
  3. Step 3: Cross multiply
    133,569.39x = 200,322.63 × 38,774.55
  4. Step 4: Simplify right side
    133,569.39x = 7,767,419,833.07
  5. Step 5: Solve for x
    x = 7,767,419,833.07/133,569.39
  6. Step 6: Final answer
    x = 58,152.69

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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.