Home / 133,660.18-200,476.15-70,454.97

Finding the Fourth Proportional to 133,660.18, 200,476.15 and 70,454.97

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Solution

The fourth proportional to 133,660.18, 200,476.15 and 70,454.97 is: 105,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,660.18 : 200,476.15 = 70,454.97 : x
  2. Step 2: Convert to fraction form
    133,660.18/200,476.15 = 70,454.97/x
  3. Step 3: Cross multiply
    133,660.18x = 200,476.15 × 70,454.97
  4. Step 4: Simplify right side
    133,660.18x = 14,124,540,957.83
  5. Step 5: Solve for x
    x = 14,124,540,957.83/133,660.18
  6. Step 6: Final answer
    x = 105,675.01

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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.