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Finding the Fourth Proportional to 169,444.56, 253,766.06 and 147,136.70

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Solution

The fourth proportional to 169,444.56, 253,766.06 and 147,136.70 is: 220,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,444.56 : 253,766.06 = 147,136.70 : x
  2. Step 2: Convert to fraction form
    169,444.56/253,766.06 = 147,136.70/x
  3. Step 3: Cross multiply
    169,444.56x = 253,766.06 × 147,136.70
  4. Step 4: Simplify right side
    169,444.56x = 37,338,300,640.40
  5. Step 5: Solve for x
    x = 37,338,300,640.40/169,444.56
  6. Step 6: Final answer
    x = 220,357.03

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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.