Home / 133,667.06-200,486.46-70,461.86

Finding the Fourth Proportional to 133,667.06, 200,486.46 and 70,461.86

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Solution

The fourth proportional to 133,667.06, 200,486.46 and 70,461.86 is: 105,685.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,667.06 : 200,486.46 = 70,461.86 : x
  2. Step 2: Convert to fraction form
    133,667.06/200,486.46 = 70,461.86/x
  3. Step 3: Cross multiply
    133,667.06x = 200,486.46 × 70,461.86
  4. Step 4: Simplify right side
    133,667.06x = 14,126,648,876.42
  5. Step 5: Solve for x
    x = 14,126,648,876.42/133,667.06
  6. Step 6: Final answer
    x = 105,685.34

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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.