Home / 133,502.14-199,861.98-70,173.10

Finding the Fourth Proportional to 133,502.14, 199,861.98 and 70,173.10

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Solution

The fourth proportional to 133,502.14, 199,861.98 and 70,173.10 is: 105,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,502.14 : 199,861.98 = 70,173.10 : x
  2. Step 2: Convert to fraction form
    133,502.14/199,861.98 = 70,173.10/x
  3. Step 3: Cross multiply
    133,502.14x = 199,861.98 × 70,173.10
  4. Step 4: Simplify right side
    133,502.14x = 14,024,934,708.74
  5. Step 5: Solve for x
    x = 14,024,934,708.74/133,502.14
  6. Step 6: Final answer
    x = 105,054.01

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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.