Home / 140,699.40-211,060.08-40,861.23

Finding the Fourth Proportional to 140,699.40, 211,060.08 and 40,861.23

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Solution

The fourth proportional to 140,699.40, 211,060.08 and 40,861.23 is: 61,295.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,699.40 : 211,060.08 = 40,861.23 : x
  2. Step 2: Convert to fraction form
    140,699.40/211,060.08 = 40,861.23/x
  3. Step 3: Cross multiply
    140,699.40x = 211,060.08 × 40,861.23
  4. Step 4: Simplify right side
    140,699.40x = 8,624,174,472.70
  5. Step 5: Solve for x
    x = 8,624,174,472.70/140,699.40
  6. Step 6: Final answer
    x = 61,295.03

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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.