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Finding the Fourth Proportional to 201,601.59, 278,210.24 and 110,957.55

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Solution

The fourth proportional to 201,601.59, 278,210.24 and 110,957.55 is: 153,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,601.59 : 278,210.24 = 110,957.55 : x
  2. Step 2: Convert to fraction form
    201,601.59/278,210.24 = 110,957.55/x
  3. Step 3: Cross multiply
    201,601.59x = 278,210.24 × 110,957.55
  4. Step 4: Simplify right side
    201,601.59x = 30,869,526,060.52
  5. Step 5: Solve for x
    x = 30,869,526,060.52/201,601.59
  6. Step 6: Final answer
    x = 153,121.44

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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.