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Finding the Fourth Proportional to 164,169.57, 246,254.40 and 39,510.57

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Solution

The fourth proportional to 164,169.57, 246,254.40 and 39,510.57 is: 59,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,169.57 : 246,254.40 = 39,510.57 : x
  2. Step 2: Convert to fraction form
    164,169.57/246,254.40 = 39,510.57/x
  3. Step 3: Cross multiply
    164,169.57x = 246,254.40 × 39,510.57
  4. Step 4: Simplify right side
    164,169.57x = 9,729,651,709.01
  5. Step 5: Solve for x
    x = 9,729,651,709.01/164,169.57
  6. Step 6: Final answer
    x = 59,265.87

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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.