Home / 133,824.61-200,737.27-45,140.35

Finding the Fourth Proportional to 133,824.61, 200,737.27 and 45,140.35

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Solution

The fourth proportional to 133,824.61, 200,737.27 and 45,140.35 is: 67,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,824.61 : 200,737.27 = 45,140.35 : x
  2. Step 2: Convert to fraction form
    133,824.61/200,737.27 = 45,140.35/x
  3. Step 3: Cross multiply
    133,824.61x = 200,737.27 × 45,140.35
  4. Step 4: Simplify right side
    133,824.61x = 9,061,350,625.84
  5. Step 5: Solve for x
    x = 9,061,350,625.84/133,824.61
  6. Step 6: Final answer
    x = 67,710.64

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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.