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Finding the Fourth Proportional to 265,136.04, 365,766.60 and 157,644.84

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Solution

The fourth proportional to 265,136.04, 365,766.60 and 157,644.84 is: 217,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,136.04 : 365,766.60 = 157,644.84 : x
  2. Step 2: Convert to fraction form
    265,136.04/365,766.60 = 157,644.84/x
  3. Step 3: Cross multiply
    265,136.04x = 365,766.60 × 157,644.84
  4. Step 4: Simplify right side
    265,136.04x = 57,661,217,134.34
  5. Step 5: Solve for x
    x = 57,661,217,134.34/265,136.04
  6. Step 6: Final answer
    x = 217,477.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.